Author
Library of Congress Manuscript Division
92
Cornell University New York Historical Resources Center
63
Great Britain Royal Commission on Historical Manuscripts
38
Rabāyiʻah, Ibrāhīm Ḥusnī Ṣādiq, 1971-
36
Biblioteca apostolica vaticana
34
Fiske Icelandic Collection
32
British Library
30
Horace Howard Furness Memorial Library (University of Pennsylvania)
28
State Historical Society of Wisconsin
26
British Museum Department of Manuscripts
24
Constance L. Rosenthal Book Fund
21
Bodleian Library
20
Alumni and Friends Memorial Book Fund
18
Bibliothèque nationale (France)
18
Bibliothèque nationale (France) Département des manuscrits
18
Horace Howard Furness Memorial Fund
18
Carapetyan Collection
17
Inner Temple (London, England) Library
17
Beal, Peter
16
Bibliothèque nationale de France
16
David E. Pingree Collection (Brown University)
16
De Gruyter
16
Rosengarten Family Fund
15
Great Britain Record Commission
14
Sezgin, Fuat
14
Arquivo Histórico Ultramarino (Portugal)
13
Glass, John B
13
British Museum
12
Library of Congress
12
Bibliothèque nationale (France)
11
Bibliothèque nationale de France
11
Catholic Church
11
Coussemaker, Charles Edmond Henri de, 1805-1876
11
Déroche, François
11
Fitzpatrick, John Clement, 1876-1940
11
Kenyon, Frederic G (Frederic George), Sir, 1863-1952
11
Macray, William Dunn, 1826-1916
11
Biblioteca Nacional (Spain)
10
Biblioteca medicea laurenziana
10
Henry E. Huntington Library and Art Gallery
10
Projeto Resgate de Documentação Histórica "Barão do Rio Branco."
10
Ray Nash Book Collection
10
Griffiths, Jeremy
9
James, M. R (Montague Rhodes), 1862-1936
9
Lilly Library (Indiana University, Bloomington)
9
Pierpont Morgan Library
9
Projeto Resgate de Documentação Histórica "Barão do Rio Branco"
9
Thomason, George, -1666
9
Biblioteca Nacional (Brazil)
8
Friedrich, Michael, 1955-
8
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