John Milton and Ruth Neils Ward Collection (Harvard Theatre Collection) 21,282
Julio Mario Santo Domingo Collection 19,293
John W. Hartman Center for Sales, Advertising & Marketing History 7,662
Japan 5,085
James Hosmer Penniman Book Fund 5,028
Joanna Banks Collection of African American Books (University of Pennsylvania) 4,981
JSTOR (Online Service) 4,875
Johnson, Samuel, 1709-1784 4,689
John G. Hartman Memorial Library Fund 4,429
John Hope Franklin Research Center for African and African American History and Culture 4,386
James I, King of England, 1566-1625 3,301
Jean-François Vilain and Roger S. Wieck Collection of Private Presses, Ephemera, & Related References (University of Pennsylvania) 3,047
James, Henry, 1843-1916 2,976
Janáček, Leoš, 1854-1928 2,809
Ji, Yun, 1724-1805 2,652
John F. Kennedy School of Government 2,569
Josquin, des Prez, -1521 2,402
Jet Propulsion Laboratory (U.S.) 2,387
Janus Films 2,318
JSTOR (Organization) 2,080
Jonson, Ben, 1573?-1637 2,037
John Penman Wood Fund 2,012
Jefferson, Thomas, 1743-1826 1,996
Juvenal 1,917
Joyce, James, 1882-1941 1,913
Josephus, Flavius 1,905
James II, King of England, 1633-1701 1,712
Jeanne d'Arc Collection (Columbia University. Rare Book and Manuscript Library) 1,637
Jose Rodrigues Migueis Collection (Brown University) 1,634
John Chrysostom, Saint, -407 1,584
Janáček, Leoš, 1854-1928 1,540
John Winston Graham Aeronautical Collection (Beinecke Rare Book and Manuscript Library) 1,533
James A. Crawford Memorial Fund 1,495
Järvi, Neeme 1,433
Jewish National Fund 1,401
John Paul II, Pope, 1920-2005 1,383
Jean-François Vilain and Roger S. Wieck Collection of Private Presses, Ephemera, & Related References (University of Pennsylvania) 1,340
Jalāl al-Dīn Rūmī, Maulana, 1207-1273 1,331
Jung, C. G (Carl Gustav), 1875-1961 1,297
Jesuits 1,278
Jack Harris Samuels Library 1,224
Jerome, Saint, -419 or 420 1,203
John Wilson and Son 1,152
Jewish Agency for Israel 1,120
Janis Ian Library of Science Fiction and Fantasy (Brown University) 1,073
Justus Perthes (Firm : Gotha, Germany) 1,056
James G. Nelson Library (Columbia University. Libraries) 1,024
Jordan, David Starr, 1851-1931 1,018
John and Linda Greene Map Collection 1,006
J. Paul Getty Museum 1,003
John Bartholomew and Son 996
Jacob, P. L., 1806-1884 990
John Buchan Collection (Brown University) 980
James, William, 1842-1910 941
Järvi, Neeme 921
J. Fithian Tatem Memorial Fund 903
Joseph B. Glossberg Fund 898
Jones, Elvin 897
Joanna Banks Collection of African American Children's Books (University of Pennsylvania) 895
Joplin, Scott, 1868-1917 841
John Murray (Firm) 836
Jansson, Jan, 1588-1664 834
Jean Paul, 1763-1825 821
John Lammey Stewart Memorial Library Fund 815
Japan Monbushō 779
James, Harry, 1916-1983 774
Jacob, Gordon, 1895-1984 769
James, G. P. R (George Payne Rainsford), 1801?-1860 764
Jolivet, André, 1905-1974 762
Justinus, Marcus Junianus 751
Jandó, Jenő, 1952- 739
Jay, John, 1745-1829 727
Joseph Meredith Toner Collection (Library of Congress) 705
Jerrold, Douglas, 1803-1857 704
John of the Cross, Saint, 1542-1591 697
John Wiley & Sons 693
Jobim, Antonio Carlos 691
Johnson, Graham, 1950- 690
Jackson, Milt 681
Juilliard String Quartet 674
Jiménez, Juan Ramón, 1881-1958 664
Jāmī, 1414-1492 661
J. Gregory Dees Memorial Collection 654
John Alldis Choir 654
Jochum, Eugen 646
Johnson 627
Japan Monbushō 622
Jennens, Charles, 1700-1773 622
Jones, Hank, 1918-2010 622
Joachim, Joseph, 1831-1907 616
Jon Savage Punk Music Collection 615
Jones, Philly Joe 610
Joseph Ḥayyim ben Elijah al-Ḥakam, approximately 1834-1909 609
Johns Hopkins University 608
Johnson, James Weldon, 1871-1938 607
Jones, Quincy, 1933- 599
Joseph Brodsky Collection (Columbia University) 596
Judah, ha-Levi, active 12th century 595
Johnson, R (Richard), 1733 or 1734-1793 585
Jordan Music Productions (Firm) 585