Great Britain Parliament. House of Commons 146,947
Geological Survey (U.S.) 123,056
Gotham Book Mart Collection (University of Pennsylvania) 71,013
Great Britain 22,469
George Clapp Vaillant Book Fund 15,394
Goethe, Johann Wolfgang von, 1749-1832 13,642
Germany 8,924
Great Britain Parliament 7,629
German Culture Class Collection (University of Pennsylvania) 6,177
Grieg, Edvard, 1843-1907 5,999
Gounod, Charles, 1818-1893 5,928
Geological Survey of Canada 5,583
Germany (West) 5,344
Gershwin, George, 1898-1937 5,059
Goldsmith, Oliver, 1730?-1774 4,689
Geoffrey Weiss Hip-Hop Collection 4,380
Goddard Space Flight Center 3,917
Gluck, Christoph Willibald, Ritter von, 1714-1787 3,775
Great Britain Colonial Office 3,267
Great Britain Foreign Office 3,251
George C. Marshall Space Flight Center 3,036
Gift of the William Way LGBT Community Center (University of Pennsylvania) 2,993
Gale Group 2,915
Grimm, Jacob, 1785-1863 2,864
Glazunov, Aleksandr Konstantinovich, 1865-1936 2,810
Great Britain Parliament. House of Lords 2,744
Great Britain Public Record Office 2,716
Great Britain Court of King's Bench 2,587
Gilbert, W. S (William Schwenck), 1836-1911 2,550
Galen 2,497
Granger, James, 1723-1776 2,485
Gorky, Maksim, 1868-1936 2,390
Gosudarstvennyĭ Ėrmitazh (Russia) 2,370
Gay, John, 1685-1732 2,338
Granados, Enrique, 1867-1916 2,330
Golan, Aryeh, 1947- 2,313
Grimm, Wilhelm, 1786-1859 2,298
Geological Society of America 2,265
Garrick, David, 1717-1779 2,197
Glinka, M. I (Mikhail Ivanovich), 1804-1857 2,189
Gu gong bo wu yuan (China) 2,178
Goodman, Benny, 1909-1986 2,122
Goldoni, Carlo, 1707-1793 2,103
Garri, Alejandro 2,099
Grotius, Hugo, 1583-1645 2,084
Gay Pulp Fiction (Brown University) 2,071
Guangzhou qiao jia ren wen hua chuan bo you xian gong si 2,012
Great Britain Ordnance Survey 1,948
George R. Fink Memorial Fund 1,906
George Washington Flowers Collection of Southern Americana 1,888
Ghazzālī, 1058-1111 1,831
Giordano, Umberto, 1867-1948 1,765
Great Britain War Office. General Staff. Geographical Section 1,744
Grainger, Percy, 1882-1961 1,739
García Lorca, Federico, 1898-1936 1,720
Goodrich, Samuel G (Samuel Griswold), 1793-1860 1,714
Glass, Philip 1,671
Gabrieli, Giovanni, approximately 1554-1612 1,670
Germany (West) Statistisches Bundesamt 1,652
Great Britain Court of Chancery 1,651
Gedda, Nicolai 1,620
Great Britain Board of Trade 1,588
Giacosa, Giuseppe, 1847-1906 1,586
Gardiner, John Eliot 1,550
Gillray, James, 1756-1815 1,550
General Electric Company 1,542
General Drafting Company 1,511
Group Research Collection (Columbia University. Libraries) 1,467
Gide, André, 1869-1951 1,451
Gogolʹ, Nikolaĭ Vasilʹevich, 1809-1852 1,428
Gillespie, Dizzy, 1917-1993 1,423
Gibbons, Orlando, 1583-1625 1,384
Galsworthy, John, 1867-1933 1,362
Gautier, Théophile, 1811-1872 1,341
Gray, Thomas, 1716-1771 1,319
German Americana Digitization Project (John Carter Brown Library) 1,314
Ginastera, Alberto, 1916-1983 1,312
Georgia 1,275
Geological Survey (U.S.) Water Resources Division 1,242
Gewandhausorchester Leipzig 1,238
Grolier Club 1,236
Gandhi, Mahatma, 1869-1948 1,228
Gould, Glenn 1,218
GIC Collection at Penn Libraries (University of Pennsylvania) 1,161
Ginsberg, Allen, 1926-1997 1,154
Greene, Graham, 1904-1991 1,139
Great Britain Court of Common Pleas 1,136
Greek Culture Class Collection (University of Pennsylvania) 1,122
Gogh, Vincent van, 1853-1890 1,119
Graves, Robert, 1895-1985 1,119
Gershwin, Ira, 1896-1983 1,104
Geoffrey Denison Gulliver's Travels Collection (University of Pennsylvania) 1,102
Great Britain Law Commission 1,089
Great Britain Admiralty 1,085
Gächinger Kantorei 1,083
Gould, Morton, 1913-1996 1,070
Giuliani, Mauro, 1781-1829 1,049
George Philip & Son 1,046
Guatemala 1,045
Gabrieli, Andrea, approximately 1533-1585 1,034