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Autograph of Nicolaus Copernicus' De revolutionibus

1543 Latin manuscript by Nicolaus Copernicus

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The autograph was handwritten by Nicolaus Copernicus in Latin and Greek, using humanistic cursive. The manuscript consists of 213 paper leaves sized 28 by 19 centimetres (11.0 by 7.5 inches), two endpapers, and four protective cards. The binding of the manuscript dates back to the early 17th century and is made of cardboard glued with waste paper and a parchment document from the 16th century.

The object was inscribed in 1999 on the UNESCO Memory of the World International Register. It is an autograph kept in the collections of the Jagiellonian Library of the Jagiellonian University, of which it has been the property since 1956.

The text of the autograph, which was first published in 1543 in Nuremberg in the first edition of De revolutionibus orbium coelestium, revolutionized the perception of the universe from a historical point of view and was a starting point for modern astronomy and science.

Description

The autograph contains the text of the six books authored by Nicolaus Copernicus that make up the work De revolutionibus.

Contents of the manuscript of De revolutionibus

Source:

Leaf 1 contains the incipit: (I)nter multa ac varia litteraturum artiumaque studia, Leaf 1 verso: Capitulum primum. Quod mundus sit sphaericus. Principio advertendum nobisest globusm est mundum.

Leaf 212 verso contains the explicit: remanebit praepollens latitudo quaesita.

Provenance notes

The endpaper of the front cover contains an ex libris with the coat of arms of the Nostitz family and the inscription:

Ex Bibliotheca Maioratus Familiae Nostitzianae 1774

Below the ex libris, there is a note written in ink over the previous one made in pencil, stating:

Das Manuscript enthält: 212 Blätter, ausserdem 3 Vorblätter von denen das 1-e leer ist, das 2-e die Aufzählung der verschiedenen Eigenthümer und das 3-e Blatt den Namhen Otto F. v. Nostitz

The inserted leaf b contains a note attributed to Jakob Christmann:

Venerabilis et eximii Iuris utriusque Doctoris, Dni Nicolai Copernick Canonici Varmiensis, in Borussia Germaniae mathematici celeberrimi opus de revolutionibus coelestibus propria manu exparatum et haectenus in bibliotheca Georgii Ioachimii Rhetici item Valentini Othonis conservatum, ad usum studii mathematici procurauit M. Iakobus Christmannus Decanus Facultatis artium, anno 1603, die 19 Decembris

The reverse side of leaf b contains a note by John Amos Comenius:

Hunc librum a vidua pie defuncti M. Jac. Cristmanni digno redemptum pretio, in suam transtulit Bibliothecam Johannes Amos Nivanus: Anno 1614. 17 Januarii. Heidelbergae.

On leaf c, there is the signature Otto F. v. Nostitz mp.

Paper

The manuscript consists of four types of paper with characteristic watermarks designated in the literature by letters: C, D, E, and F. These symbols were used in their descriptions by Ludwik Birkenmajer, followed by his son Aleksander Birkenmajer.

Types of paper used for the manuscript of De revolutionibus

Source:

Papers of different types occur irregularly in the manuscript.

Type C paper

Paper C is the oldest used in the manuscript. Its watermark depicts a rather thick snake, resembling the stance and curvature of a seahorse, with its head bent beyond the axis towards the margin, while its tail points in the opposite direction, although its end is also directed towards the margin. On the snake's head, there is a fleur-de-lis resembling a crown, and a tongue protrudes from its mouth directed upwards and ending in a blade-shaped tip. The snake's body is divided by a dorsal line into two parts, which are further divided into segments by oblique horizontal lines descending downwards. In Charles Briquet's catalogue, the most similar watermark is cataloged as number 10,738.

As established, this watermark was often found on papers from southern France, Spain, and Italy in the 15th and 16th centuries. However, the most similar ones to those found in the De revolutionibus manuscript were discovered on paper known from Middelburg from 1525. There, an even earlier paper was discovered, with a watermark featuring a similar depiction of the snake's tongue, dated to 1520.

Dating the paper is also facilitated by the fact that the text written on paper C, on leaf 88 verso, discusses an astronomical observation made by Copernicus on 11 March 1516. The occurrence of paper C ends on leaf 89.

Type D paper

Paper D contains a watermark depicting a hand protruding from a cross with 9 pinnacles, with fingers raised upwards and spread out, placed beneath a crown. This paper is of inferior quality. Analysis of watermarks on similar paper has shown its origin from the town of Tulle, France, dating back to the years 1523 and 1526. Presumably, this paper reached Copernicus through the Netherlands, similar to paper C. In Charles Briquet's catalogue, the most similar watermarks are cataloged as number 10,944 and 10,946.

On paper D, Copernicus provided information and comments on astronomical observations from 27 September 1522 (leaf 128), 22 February 1523 (leaf 166), and 12 March 1529 (leaf 173). It is assumed that this paper was used by Copernicus from 1523 to 1533. Paper D occurs between leaves 9 and 192.

Type E paper

Paper E contains a watermark in the shape of the letter P, with a fleuron placed above it. This watermark is almost identical to the one known from Maastricht in 1540. However, this paper reached Copernicus earlier, as he wrote letters in August 1537 and March 1539, and extensive portions of the manuscript were written on this paper before 1540. Paper E occurs between leaves 22 and 213. In Charles Briquet's catalogue, the most similar watermark is cataloged as number 8,698.

Type F paper

Paper F contains a watermark similar to the one on paper D. It depicts a hand with fingers spread out, with a sleeve ending in a circular fold, above which is a three-leaf clover. This watermark has been identified in full accordance with other watermarks on papers from Osnabrück from 1538 and from Lorraine from 1540. Copernicus used the same paper in a letter to Duke Albert of Prussia dated 15 June 1541. Pages from paper F were therefore used in either 1540 or 1541.

In Charles Briquet's catalogue, the most similar watermark is cataloged as number 11,466. This watermark appears only once – on leaf 24, but paper F was used three times – on leaves 24, 25, and 209.

Sections

The paper block containing Copernicus' autograph is divided into 21 sections, which were marked in the 16th century with consecutive letters of the Latin alphabet from a to x. The numbering of the pages in individual sections was probably added around 1854 in the Nostitz Library, as the list of the number and completeness of the manuscript's leaves placed under the ex libris dates from the same year.

Characteristics of sections in the manuscript of De revolutionibus

Source:

The notation of the sections with letters occurred in the final stage of editing the autograph. Aleksander Birkenmajer expressed the view that for many years of working on the autograph, Copernicus completely managed without any numbering of its leaves or notebooks.

The letter signatures of the sections, except for the letter a on leaf 1, were applied by Copernicus in 1539.

Researchers paid particular attention to the absence of the first leaf from paper D in section a, which was very carefully cut out – almost without a visible trace – and its remaining edge was glued to the preceding protective leaf.

Aleksander Birkenmajer leans towards the view that the leaf, conventionally called zero, served for some time as the title page of Copernicus' work. Presumably, the leaf was removed during the binding of the manuscript, in 1603 or 1604 in Heidelberg.

The content of the zero leaf remains unknown. It is not known whether it contained only the title written by Copernicus' hand, or perhaps a dedication or notes about the history of the autograph or its successive owners. It cannot be ruled out that the zero leaf contained some glaring damage, stains, or doubtful notes. The structure of the autograph itself and the changes made by Copernicus in individual sections suggest that if Copernicus himself removed the zero leaf, he would have replaced it with another leaf and corrected the content on it.

Copernicus made frequent changes in the structure of the sections. He most often exchanged and rewrote sheets, and sometimes added additional leaves within the section. As a result, various types of paper from different periods of its acquisition are encountered in different sections.

Writing

The autograph is written by the hand of Nicolaus Copernicus in humanistic cursive. Marginalia and interlinear notes made by Georg Joachim Rheticus are found on leaves 21, 24, 71, 72, 188, and presumably 87 verso and 187 verso. Leaves 107 verso and 109 contain marginalia – two words written in the 17th century, attributed to Jakob Christmann.

One of the primary pieces of evidence supporting the assertion that this is Copernicus' handwritten autograph is a note attributed to Jakob Christmann: Nicolai Copernik [...] opus [...] propria manu exaratum.

To confirm or exclude the authenticity of Nicolaus Copernicus' handwriting, various autographs of Copernicus were examined, including, in particular, his letters, which serve as unquestionable and authoritatively attributed comparative material. Six handwritten letters of Nicolaus Copernicus to Johannes Dantiscus, preserved in Kraków and held at the National Museum in Kraków, were selected for this analysis. These letters were written over three years – 1536 and 1539 – between the ages of 63 and 66, and they bear his signature and date. The signature and handwriting are undoubtedly original.

As a comparative material for De revolutionibus, handwritten notes made and signed by Copernicus, providing samples of his handwriting from the years 1503, 1511, 1512, 1513, 1518, 1521, and 1529, were also considered. These notes, which raise no doubts about authorship or authenticity, have been preserved in the accounts of the Warmia Chapter and in the locational entries of Locationes mansorum desertorum. Their chronology complements the chronology covered by Copernicus' letters.

From the comparison of Copernicus' handwriting samples from 1503 to 1541, written between the ages of 30 and 68, it can be inferred that this is the handwriting of a mature individual, with well-formed shapes and no significant differences dependent on chronology. There are no signs of immature handwriting in these examples, even in later years.

During the examination of the De revolutionibus autograph, Birkenmajer identified certain differences depending on the speed at which Copernicus wrote: Two ducts of handwriting appear in the autograph: a hasty but well-shaped and legible cursive, and a calmer, more vertical handwriting, which is a typical humanistic antiqua.

The most noticeable are the characteristic shapes of letters, their inclinations, elements of cursive writing, the sweep of the handwriting, the direction of pen strokes, and the spacing of lines and margins. The analysis also revealed that in certain periods and fixed records of the autograph, some characteristics became fixed.

Copernicus did not adhere to the custom of a fixed number of lines per page, as professional copyists of manuscripts contemporaneous to him did. The number of lines per page varies between 37 and 43. The text block averages 19 centimeters in width and 28 centimeters in height.

The autograph text is primarily written in ink shades ranging from brown to full black. Red ink was used in the tables crossed out from leaves 15 verso to 70 verso.

Examiners emphasize that the notation style indicates the writer's preference for order, cleanliness, and harmonious arrangement of text columns and accompanying drawings. Despite the aesthetic form of the manuscript, some strange mistakes were found. Between leaves 125 and 175, Copernicus incorrectly wrote the word iusta instead of iuxta at least six times. This error was described as an interesting case of perpetuating a once-made mistake and unconsciously repeating it.

Many ink stains and blots of various sizes appear on clean and carefully written leaves. From their distribution, it is inferred that they were created during later erasures and corrections made in haste.

Geometric drawings, of which there are 162 in the entire manuscript, distributed over 129 pages, also deserve attention. The drawings are also made by the hand of Nicolaus Copernicus, as evidenced by the style of letters used to label them. The drawings are made carefully, using a compass and ruler, although minor flaws occasionally occborn Copernicus extensively uses lines in astronomical tables, which appear on 118 pages of the manuscript.

The conclusion of the conducted research was that the handwriting of the De revolutionibus manuscript is – except for minor foreign annotations – the handwritten autograph of Nicolaus Copernicus.

Binding

During the work on the De revolutionibus autograph, the section and leaves accumulated by Copernicus did not have a binding. Presumably – according to the customs prevailing in that era – Copernicus stored loose sections of his work in a cover such as a bag, envelope, or folder made of leather or parchment. It could also have been a box or chest. This is indicated by the significantly greater dirtiness of the external leaves of the sections, which was the result of their separate storage.

The cover of the manuscript consists of 4 protective leaves (a, b, c, and d) and 2 endpapers. However, it is more accurate to consider that the manuscript has an endpaper and protective leaf a at the beginning and protective leaf e and endpaper at the end because leaves b and c are not strictly protective leaves but substitutes for a title page.

Leaf a was made from paper A, while cards b, c, and e were made from paper B.

The watermark of paper A depicts a large letter P, split at the bottom, with a rosette above it in the form of a four-petaled flower on a single stem. Below the letter is a faint drawing of an object – either a trumpet or a pine cone. In Briquet's catalog, the watermark most similar is cataloged as number 8,833.

The watermark of paper B depicts a heraldic shield cut by a horizontal band, above which is a rod pointing upwards topped with a three-leaf clover entwined by a snake sticking out its long tongue. In Briquet's catalog, the watermark most similar is cataloged as number 1,451.

These papers date from 1580 to 1600 and originate from Württemberg paper mills.

During conservation work, after removing the endpaper, it was discovered that the cover made of cardboard consisting of parchment pulp under an external parchment cover contained a parchment document of Emperor Maximilian II from 1566 and a corrected printout of De inquisitione Hispanica, Heidelberg 1603.

The fact that correction leaves of a book published in 1603 were found inside the cover proves that the cover certainly was not made before that year, and at the same time, its creation could not have been too far from the 1603/1604 transition.

Before the binding from 1603/1604, the manuscript was neither sewn nor trimmed, and the current binding is its first binding.

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