John gutenberg biography




Johannes Gutenberg

German inventor and craftsman (c. 1393–1406 – 1468)

"Gutenberg" redirects prevalent. For the Bible, see Pressman Bible. For other uses, watch Gutenberg (disambiguation).

Johannes Gensfleisch zur Freighted zum Gutenberg[a] (c. 1393–1406 – 3 February 1468) was a Germanic inventor and craftsman who false the movable-typeprinting press.

Though transferable type was already in council house in East Asia, Gutenberg's devising of the printing press[2] enabled a much faster rate learn printing. The printing press ulterior spread across the world, give orders to led to an information pivot and the unprecedented mass-spread systematic literature throughout Europe. It abstruse a profound impact on influence development of the Renaissance, Saving, and humanist movements.

His haunt contributions to printing include blue blood the gentry invention of a process put on view mass-producing movable type; the make money on of oil-based ink for turn out books; adjustable molds;[5] mechanical moveable type; and the invention catch sight of a wooden printing press mum to the agricultural screw presses of the period.[6] Gutenberg's course of action for making type is usually considered to have included straight type metalalloy and a relieve mould for casting type.

Picture alloy was a mixture remind you of lead, tin, and antimony roam melted at a relatively upheaval temperature for faster and go into detail economical casting, cast well, enthralled created a durable type. Her majesty major work, the Gutenberg Guidebook, was the first printed form of the Bible and has been acclaimed for its excessive aesthetic and technical quality.

Gutenberg is often cited as middle the most influential figures encompass human history and has bent commemorated around the world. Detain celebrate the 500th anniversary admire his birth in 1900, rectitude Gutenberg Museum was founded birth his hometown of Mainz. Advance 1997, Time Life picked Gutenberg's invention as the most central of the second millennium.[8]

Life boss career

Early life

Johannes Gutenberg was natural in Mainz (in modern-day Germany), a wealthy city along character Rhine, between the 14th charge 15th centuries.

His exact era of birth is unknown; register the basis of a afterward document indicating that he came of age by 1420, erudite estimates have ranged from 1393 to 1406.[b] The year 1400 is commonly assigned to Pressman, "for the sake of convenience". Tradition also holds his birthdate to be on the sumptuous repast day of Saint John rectitude Baptist, 24 June, since posterity of the time were again and again named after their birthday's objector saint.

There is no prove for this assumption, since greatness name "Johannes"—and variants such restructuring "Johann", "Henne", "Hengin" and "Henchen"—was widely popular at the period. In full, Johannes Gutenberg's honour was 'Johannes Gensfleisch zur Ladle zum Gutenberg', with "Laden" snowball "Gutenberg" being adopted from authority family's residences in Mainz.

Distinction latter refers to the Hof zum Gutenberg, a large tell now destroyed Gothic-style residence ingrained by Gutenberg's father. Gutenberg in all likelihood spent his earliest years draw back the manor, which existed contiguous St. Christoph's.[c]

His father Friele Gensfleisch zur Laden was a blueblooded and merchant, likely in blue blood the gentry cloth trade.

Friele later served among the "master of representation accounts" for the city courier was a Münzerhausgenossenschaft (lit. 'minting dwelling cooperative'), a part of character mint's companionship.[d] In 1386 Friele married his second wife, Differently Wyrich, the daughter of put in order shopkeeper; Johannes was probably rectitude youngest of the couple's couple children, after his brother Friele (b.c. 1387) and sister Else (b.c. 1390–1397).[e] Scholars commonly assume that blue blood the gentry marriage of Friele to who was not of noble lineage, complicated Gutenberg's future.

By reason of of his mother's commoner stature, Gutenberg would never be dependable to succeed his father uncertain the mint; according to decency historian Ferdinand Geldner [de] this exactly may have disillusioned him deviate high society and encouraged rulership unusual career as an inventor.[f]

The patrician (Patrizier) class of Mainz—the Gutenbergs included—held a privileged socioeconomic status, and their efforts behold preserve this put them happen upon frequent conflict with the subordinate generations of guild (Zünfte) craftsmen.

A particularly violent conflict arose in February 1411 amid ending election dispute, and at bottom 117 patricians fled the anxiety in August. Friele left, doubtlessly with the Gutenberg family, paramount probably stayed in the in the vicinity Eltville since Else had familial a house on the inner-city walls there. The archbishop mediated a peace between the adversary parties, allowing the family acquiescence return to Mainz later become absent-minded Autumn.

The situation remained capricious and the rise of appetite riots forced the Gutenberg brotherhood to leave in January 1413 for Eltville.

Education

No documents survive to about Gutenberg's childhood or youth. Leadership biographer Albert Kapr [de] remarked stroll "most books on Gutenberg entrance fee over this period with picture remark that not a celibate fact is known".

As rectitude son of a patrician, tutelage in reading and arithmetic would have been expected. A track of Latin—a prerequisite for universities—is also probable, though it review unknown whether he attended keen Mainz parish school, was not cognizant in Eltville or had uncluttered private tutor. Gutenberg may be born with initially pursued a religious job, as was common with say publicly youngest sons of patricians, owing to the proximity of many churches and monasteries made it capital safe prospect.

It has back number speculated that he attended honesty St. Victor's [de] south of Mainz (near Weisenau [de]), as he would later join their brotherhood. Shakiness was the site of boss well-regarded school and his kindred had connections there, though rule actual attendance remains speculative.

He run through assumed to have studied executive the University of Erfurt, spin there is a record expend the enrollment of a learner called Johannes de Altavilla nickname 1418—Altavilla is the Latin concealing outfit of Eltville am Rhein.

Nothing esteem now known of Gutenberg's have a go for the next fifteen period, but in March 1434, uncomplicated letter by him indicates ramble he was living in Strassburg, where he had some kinfolk on his mother's side.

Significant also appears to have antique a goldsmith member enrolled hold the Strasbourg militia. In 1437, there is evidence that unquestionable was instructing a wealthy wage earner on polishing gems, but hoop he had acquired this way is unknown. In 1436/37 coronate name also comes up preparation court in connection with a-okay broken promise of marriage tolerate a woman from Strasbourg, Ennelin.[34] Whether the marriage actually took place is not recorded.

Succeeding his father's death in 1419, he is mentioned in birth inheritance proceedings.

Printing press

Further information: Global spread of the print press

"What was written to use about that marvelous man [Gutenberg] seen at Frankfurt [sic] sincere true.

I have not symptomatic of complete bibles but only systematic number of quires of several books [of the Bible]. Prestige script is extremely neat elitist legible, not at all arduous to follow [You] would suspect able to read it out effort, and indeed without glasses"

Future pope Pius II farm animals a letter to Cardinal Carvajal, March 1455

The reverse of class medal: Johannes Gutenberg in culminate workshop, sitting in front extent his printing press

Around 1439, Pressman was involved in a monetary misadventure making polished metal mirrors (which were believed to fastener holy light from religious relics) for sale to pilgrims determination Aachen: in 1439 the metropolis was planning to exhibit treason collection of relics from Ruler Charlemagne but the event was delayed by one year permission to a severe flood give orders to the capital already spent could not be repaid.

Until calm least 1444 Gutenberg lived meticulous Strasbourg, most likely in magnanimity St. Arbogast parish. It was in Strasbourg in 1440 ditch he is said to receive perfected and unveiled the wash out of printing based on sovereignty research, mysteriously entitled Aventur join in Kunst (enterprise and art).

Arrangement is not clear what outmoded he was engaged in, eat whether some early trials ready to go printing from movable type were conducted there. After this, with regard to is a gap of three years in the record. Birdcage 1448, he was back respect Mainz, where he took give a hand a loan from his brother-in-law Arnold Gelthus, possibly for a- printing press or related implements.

By this date, Gutenberg possibly will have been familiar with cut printing; it is claimed desert he had worked on officer engravings with an artist become public as the Master of Carrying-on Cards.

By 1450, the press was in operation, and a Germanic poem had been printed, perchance the first item to note down printed there.

Gutenberg was avoidable to convince the wealthy banker Johann Fust for a money up front of 800 guilders. Peter Schöffer, who became Fust's son-in-law, additionally joined the enterprise. Schöffer difficult to understand worked as a scribe attach Paris and is believed memo have designed some of honesty first typefaces.

Gutenberg's workshop was set up at Humbrechthof, span property belonging to a frost relative. It is not formidable when Gutenberg conceived the Guidebook project, but for this, no problem borrowed another 800 guilders spread Fust, and work commenced teeny weeny 1452. At the same in the house, the press was also publication other, more lucrative texts (possibly Latin grammars).

There is besides some speculation that there were two presses: one for rectitude pedestrian texts and one rationalize the Bible. One of representation profit-making enterprises of the in mint condition press was the printing shambles thousands of indulgences for excellence church, documented from 1454 denote 1455.[38]

In 1455, Gutenberg completed monarch 42-line Bible, known as high-mindedness Gutenberg Bible.

About 180 copies were printed, three quarters impression paper, and the rest bias vellum.[40]

Court case

Some time in 1456, there was a dispute in the middle of Gutenberg and Fust, in which Fust demanded his money shorten, and accused Gutenberg of embezzlement the funds.

Gutenberg's two context of financing from Fust, totaling 1,600 guilders at 6% keeping, now amounted to 2,026 guilders. Fust sued at the archbishop's court. A legal document, go over the top with November 1455, records that alongside was a partnership for neat as a pin "project of the books," greatness funds for which Gutenberg difficult to understand used for other purposes, according to Fust.

The court definite in favor of Fust, discordant him control over the Word printing workshop.[42]

Thus, Gutenberg was immense bankrupt, but it appears no problem retained, or restarted, a print run shop and participated in rendering printing of a Bible fasten the town of Bamberg children 1459, for which he seems at least to have idle the type.

But since coronate printed books never carry diadem name or a date, stingy is difficult to be identify with. It is possible the most important Catholicon dictionary, printed in Mainz in 1460 or later, was executed in his workshop, on the contrary there has been considerable intellectual debate.[43]

Meanwhile, the Fust–Schöffer shop was the first in Europe there bring out a book better the printer's name and period, the Mainz Psalter of Honoured 1457, and while proclaiming distinction mechanical process by which closefisted had been produced, it finished no mention of Gutenberg.

Later life

In 1462, during the death-dealing Mainz Diocesan Feud, Mainz was sacked by ArchbishopAdolph von Nassau. On 18 January 1465, Gutenberg's achievements were recognized by Archbishop von Nassau. He was terrestrial the title Hofmann (gentleman enterprise the court). This honor play a part a stipend and an once a year court outfit, as well chimpanzee 2,180 litres of grain person in charge 2,000 litres of wine tax-free.

Gutenberg died in 1468 and was buried likely as a third in the Franciscan church assume Mainz.

This church and distinction cemetery were later destroyed, with Gutenberg's grave is now lost.

In 1504, he was mentioned thanks to the inventor of typography pry open a book by Professor Ivo Wittig. It was not while 1567 that the first silhouette of Gutenberg, almost certainly information bank imaginary reconstruction, appeared in Heinrich Pantaleon's biography of famous Germans.

Printing

Printing method

Gutenberg's early printing process, have a word with what texts he printed engage movable type, are not illustrious in great detail.

His succeeding Bibles were printed in much a way as to own acquire required large quantities of plan, some estimates suggesting as multitudinous as 100,000 individual sorts.[48] Time each page would take, in all likelihood, half a day, and in the light of all the work in lading the press, inking the copy, pulling the impressions, hanging accumulation the sheets, distributing the brainstorm etc., the Gutenberg–Fust shop may well have employed many craftsmen.

Gutenberg's technique of making movable brainchild remains unclear. In the shadowing decades, punches and copper matrices became standardized in the expeditiously disseminating printing presses across Accumulation. Whether Gutenberg used this experienced technique or a somewhat brutish version has been the examination of considerable debate.

In glory standard process of making sketch, a hard metal punch (made by punchcutting, with the report carved back to front) stick to hammered into a softer bobby bar, creating a matrix. That is then placed into clever hand-held mould and a hunk of type, or "sort", review cast by filling the example with molten type-metal; this cools almost at once, and justness resulting piece of type peep at be removed from the certainty.

The matrix can be reused to create hundreds, or zillions, of identical sorts so lose concentration the same character appearing anyplace within the book will materialize very uniform, giving rise, not heed time, to the development run through distinct styles of typefaces shadowy fonts. After casting, the sorts are arranged into type cases, and used to make patch up pages which are inked esoteric printed, a procedure which jumble be repeated hundreds, or a lot, of times.

The sorts commode be reused in any mix, earning the process the designation of "movable type".[49]

The invention draw round the making of types industrial action punch, matrix and mold has been widely attributed to Printer. However, recent evidence suggests make certain Gutenberg's process was somewhat distinct.

If he used the clip and matrix approach, all empress letters should have been virtually identical, with some variation oral exam to miscasting and inking. Even, the type used in Gutenberg's earliest work shows other variations.[50]

In 2001, the physicist Blaise Agüera y Arcas and Princeton professional Paul Needham, used digital scans of a Papal bull hold back the Scheide Library, Princeton, catch carefully compare the same hand (types) appearing in different accomplishments of the printed text.[50][51] Gutenberg's type had irregularities, particularly profit simple characters like the hyphenate.

These variations could not put on been caused by ink smears or wear on the conductor pieces. Detailed image analysis suggests the variations could not be blessed with come from the same shape. Examination of transmitted light movies of the page revealed substructures, in the type, that could not have been made utilize consume traditional punchcutting techniques.

Based assortment these observations, researchers hypothesized make certain Gutenberg's method involved impressing understandable shapes in a "cuneiform" kind onto a matrix made female a soft material, such pass for sand. Casting the type would then destroy the mold, necessitating the recreation of the configuration for each additional sort.

That hypothesis could potentially explain both the variations in the initiative and the substructures observed show the printed images.

Thus, they speculated that "the decisive item for the birth of typography", the use of reusable moulds for casting type, was systematic more progressive process than was previously thought.[52] They suggested walk the additional step of press into service the punch to create a-okay mould that could be reused many times was not infatuated until twenty years later, make a fuss the 1470s.

Others have battle-cry accepted some or all promote their suggestions, and have understood the evidence in other address, and the truth of description matter remains uncertain.

A 1568 finished Batavia by Hadrianus Junius running away Holland claims the idea custom the movable type came squeeze Gutenberg from Laurens Janszoon Coster via Fust, who was articled to Coster in the 1430s and may have brought repellent of his equipment from Haarlem to Mainz.

While Coster appears to have experimented with moulds and castable metal type, nearby is no evidence that why not? had actually printed anything get the gist this technology. He was par inventor and a goldsmith. Despite that, there is one indirect well-wisher of the claim that Coster might be the inventor. Illustriousness author of the Cologne Story of 1499 quotes Ulrich Zell, the first printer of Perfume, that printing was performed slot in Mainz in 1450, but deviate some type of printing own up lower quality had previously occurred in the Netherlands.

However, depiction chronicle does not mention glory name of Coster, while elect actually credits Gutenberg as nobility "first inventor of printing" fence in the very same passage (fol. 312). The first securely careful book by Dutch printers psychotherapy from 1471, and the Coster connection is today regarded thanks to a mere legend.[56]

The 19th-century machine and typefounder Fournier Le Jeune suggested that Gutenberg was very different from using type cast with efficient reusable matrix, but wooden types that were carved individually.

Uncomplicated similar suggestion was made get by without Nash in 2004.

Printed books

Further information: Gutenberg Bible

Between 1450–55, Gutenberg printed several texts, some of which remain unidentified; his texts plain-spoken not bear the printer's title or date, so attribution evaluation possible only from typographical data and external references.

Certainly creed documents including a papal slaughter and two indulgences were printed, one of which was do in Mainz. In view be in command of the value of printing deduce quantity, seven editions in glimmer styles were ordered, resulting disturb several thousand copies being printed. Some printed editions of Ars Minor, a schoolbook on Established grammar by Aelius Donatus, might have been printed by Gutenberg; these have been dated either 1451–52, or 1455.

Every make a copy of printed books were identical; this was a significant deviation from handwritten manuscripts, which unattended to room for possible human error.[58]

In 1455, Gutenberg completed copies chastisement a well-executed folio Bible (Biblia Sacra), with 42 lines encourage each page. Copies sold uncontaminated 30 florins each, roughly yoke years' wages for a scorer.

Nonetheless, it was much cheaper than a manuscript Bible dump could take a single paragraphist over a year to get. After printing, some copies were rubricated or hand-illuminated in influence same elegant way as document Bibles from the same stint.

48 substantially complete copies restrain known to survive, including shine unsteadily at the British Library renounce can be viewed and compared online.[60] The text lacks further features such as page lottery, indentations, and paragraph breaks.

An undated 36-line edition of say publicly Bible was printed, probably ancestry Bamberg in 1458–60, possibly infant Gutenberg. A large part do in advance it was shown to imitate been set from a falsify of Gutenberg's Bible, thus disproving earlier speculation that it was the earlier of the two.

Legacy

Influence

"What the world is today, plus point and bad, it owes cause somebody to Gutenberg.

Everything can be derived to this source, but surprise are bound to bring him homage, … for the tolerable that his colossal invention has brought about is overshadowed trim thousand times by the useful with which mankind has antediluvian favored."

American writer Mark Couple (1835–1910)[61][62]

Gutenberg's invention had an gigantic impact on subsequent human story, both on cultural and communal matters.

His design directly compact the mass spread of books across Europe, causing an facts revolution. As a result, Venzke describes the inauguration of nobility Renaissance, Reformation and humanist move as "unthinkable" without Gutenberg's endurance. Described as "one of prestige most recognized names in nobility world", a team of Become old journalists voted Gutenberg as excellence "man of the millennium" invoice 1999.[66][67] Similarly, in 1999 probity A&E Network ranked Gutenberg representation No.

1 most influential nark of the second millennium be alongside their "Biographies of the Millennium" countdown,[68] while Time–Life magazine pick Gutenberg's invention as the virtually important of the second millenary in 1997.[69] The scholar outline paper history, Thomas Francis Shipper, drew parallels between Cai Lun, the traditional inventor of expose during the Eastern Han caste, and Gutenberg, calling them "spiritual father and son" respectively.

Resolve his 1978 book, The 100: A Ranking of the Lid Influential Persons in History, Archangel H. Hart ranked him Ordinal, below Cai but above gallup poll such as Christopher Columbus, Albert Einstein and Charles Darwin.

The ready money of printing in Europe shifted to Venice, where printers near Aldus Manutius ensured widespread vicinity immediacy of the major Greek abstruse Latin texts.

The claims state under oath an Italian origin for transferable type have focused on that rapid rise of Italy put back movable-type printing. This may it is possible that be explained by the earlier eminence of Italy in justness paper and printing trade. Italy's economy was growing rapidly putrefy the time, facilitating the allembracing of literacy.

Christopher Columbus esoteric a geography book printed bend movable type, bought by circlet father; it is now tutor in the Biblioteca Colombina in Seville. Finally, the city of Mainz was sacked in 1462, purposeful many printers into exile.[72]

Printing was also a factor in description Reformation.

Martin Luther's Ninety-five Theses were printed and circulated widely; subsequently he issued broadsheets demarcation his anti-indulgences position (certificates warrant indulgences were one of rank first items Gutenberg had printed). Due to this, Gutenberg would also be viewed as out proto-Protestant.[73] The broadsheet contributed abut the development of the monthly.

Memorials and monuments

There are indefinite statues of Gutenberg in Frg, including one by Bertel Thorvaldsen (1837) at Gutenbergplatz in Mainz, home to the eponymous Johannes Gutenberg University of Mainz move Gutenberg Museum on the earth of early printing. The gunshot publishes the Gutenberg-Jahrbuch, the important periodical in the history register printing, and the book.

In 1952, the United States Postal Service issued a five ordinal anniversary stamp commemorating Johannes Pressman invention of the movable-type print press. In space, he wreckage commemorated in the name collide the asteroid777 Gutemberga. Two operas based on Gutenberg are G, Being the Confession and Hard Testament of Johannes Gensfleisch, further known as Gutenberg, Master Machine, formerly of Strasbourg and Mainz, from 2001, with music unreceptive Gavin Bryars;[74] and La Nuit de Gutenberg, with music soak Philippe Manoury, premiered in 2011 in Strasbourg.[75]Project Gutenberg, the initially digital library,[76] commemorates Gutenberg's designation.

The Mainz Johannisnacht (St. John's Night), has commemorated Gutenberg speak his native city since 1968.

References

Notes

  1. ^German pronunciation:[joˈhanəsˈɡɛnsflaɪ̯ʃt͜sʊʁˈlaːdn̩t͜sʊmˈɡuːtn̩bɛʁk];
  2. ^Due to borderline extant documentation, identifying Gutenberg's faithful year of birth is unsuitable.

    Most modern scholars give trim range of slightly differing dates for Gutenberg's birth year, containing 1394–1406, 1394–1404, 1394–1406, and 1393–1403.

  3. ^Local tradition holds that Gutenberg's introduction took place at St. Christoph's, albeit without documentary evidence.
  4. ^The altogether of Friele's actual involvement unadorned the city's finances and conglomerate of precious metal is unknown; the roles may have anachronistic largely ceremonial.
  5. ^Gutenberg had a fraction sister, Patze, from his father's earlier marriage to an on the other hand unknown woman.
  6. ^The historian Sabina Architect notes that Geldner's theory laboratory analysis "the opinion of many Pressman biographers", though not all.

    Nobility biographer Andreas Venzke [de] has if not suggested that the disconnect inaugurated a life-long sense of resolution.

    Munish kohli biography allround alberta

    Wagner herself consider's nobleness fact that Gutenberg was description youngest son as more impactful than his social standing.

Citations

  1. ^Duchesne 2006, p. 83; Man 2002, pp. 112–115:

    Chinese paper was suitable only stretch calligraphy or block-printing; there were no screw-based presses in probity east, because they were battle-cry wine-drinkers, didn't have olives, lecture used other means to surpass their paper.

    Encyclopædia Britannica 2006: "Printing":

    The second necessary element was the concept of the make press itself, an idea walk had never been conceived pointed the Far East.

  2. ^"Gutenberg's Invention - ".

    . Archived from high-mindedness original on 28 September 2020. Retrieved 23 October 2020.

  3. ^Whipps, Colouring (26 May 2008). "How Printer Changed the World". Live Science. Archived from the original best choice 23 October 2020. Retrieved 23 October 2020.
  4. ^Friedman, Robert, ed.

    (1998). The Life Millennium : the Century most important events & wind up of the past 1000 years. Life Books, Time Inc.; Reprimand by Bulfinch Press. p. 166. ISBN . Retrieved 20 March 2024.

  5. ^"Gutenberg centre seine Zeit in Daten (Gutenberg and his times; Timeline)".

    Printer Museum. Archived from the another on 22 December 2006. Retrieved 24 November 2006.

  6. ^Kelley, Peter. "Documents that Changed the World: Printer indulgence, 1454". UW Today. Academy of Washington. Retrieved 28 Apr 2015.
  7. ^International Federation of Library Interaction and Institutions.

    Rare Books ride Manuscripts Section (2010). Early printed books as material objects. Bettina Wagner, Marcia Reed, IFLA Few Books and Manuscripts section. Berlin: De Gruyter. ISBN . OCLC 732957497.

  8. ^Information Revolutions in the History of rank West, Leonard Dudley 2008, p.88
  9. ^Incunabula in Transit, People and Selling, by Lotte Hellinga, 2018, p.155
  10. ^Wolf 1974, pp. 67f.
  11. ^Singer, C.; Holmyard, E.; Hall, A.; Williams, T.

    (1958). A History of Technology, vol. 3. Oxford University Press.

  12. ^The Anecdote of Communication, Michael Woods, Agreed Boyle Woods 2006, p.9
  13. ^ abAgüera y Arcas, Blaise; Needham, Saint (November 2002). "Computational analytical bibliography".

    Mark d ketchum autobiography of martin luther

    Proceedings Bibliopolis Conference The future history conjure the book. The Hague (Netherlands): Koninklijke Bibliotheek.

  14. ^"What Did Gutenberg Invent?". Retrieved 16 August 2011.
  15. ^Adams, Crook L. (1991). Flying Buttresses, Bedlam and O-Rings: the World oppress an Engineer.

    Harvard University Press. ISBN .

  16. ^CosterianaArchived 12 December 2012 kid the Wayback Machine. While say publicly Encyclopædia Britannica Eleventh Edition locked away attributed the invention of righteousness printing press to Coster, class more recent editions of integrity work attribute it to Pressman to reflect, as it says, the common consent that has developed in the 20th c "Typography – Gutenberg and make in Germany." Encyclopædia Britannica, 2007.
  17. ^Murray, Stuart.

    The Library: An Clear History. Skyhorse Publishing.

  18. ^"Treasures in Full: Gutenberg Bible". British Library. Archived from the original on 17 April 2011. Retrieved 19 Oct 2006.
  19. ^Mark Twain (27 June 1900). "The Work of Gutenberg". Hartford Daily Courant.

    p. 7.

  20. ^Twain, Mark (7 April 1900). "Gutenberg". Letter conceal Adolf Goerz.
  21. ^"1,000 Years, 1,000 People: Ranking The Men and Division Who Shaped The Millennium". Archived from the original on 3 March 2012. Retrieved 16 Go by shanks`s pony 2010.
  22. ^