Great Britain Parliament. House of Commons 146,954
Geological Survey (U.S.) 123,048
Gotham Book Mart Collection (University of Pennsylvania) 71,013
Great Britain 22,467
George Clapp Vaillant Book Fund 15,384
Goethe, Johann Wolfgang von, 1749-1832 13,636
Germany 8,923
Great Britain Parliament 7,633
German Culture Class Collection (University of Pennsylvania) 6,177
Grieg, Edvard, 1843-1907 5,996
Gounod, Charles, 1818-1893 5,925
Geological Survey of Canada 5,580
Germany (West) 5,345
Gershwin, George, 1898-1937 5,053
Goldsmith, Oliver, 1730?-1774 4,687
Geoffrey Weiss Hip-Hop Collection 4,379
Goddard Space Flight Center 3,917
Gluck, Christoph Willibald, Ritter von, 1714-1787 3,771
Great Britain Colonial Office 3,266
Great Britain Foreign Office 3,254
George C. Marshall Space Flight Center 3,036
Gift of the William Way LGBT Community Center (University of Pennsylvania) 2,993
Gale Group 2,896
Grimm, Jacob, 1785-1863 2,863
Glazunov, Aleksandr Konstantinovich, 1865-1936 2,808
Great Britain Parliament. House of Lords 2,747
Great Britain Public Record Office 2,715
Great Britain Court of King's Bench 2,590
Gilbert, W. S (William Schwenck), 1836-1911 2,549
Galen 2,494
Granger, James, 1723-1776 2,485
Gorky, Maksim, 1868-1936 2,387
Gosudarstvennyĭ Ėrmitazh (Russia) 2,367
Gay, John, 1685-1732 2,338
Granados, Enrique, 1867-1916 2,322
Golan, Aryeh, 1947- 2,313
Grimm, Wilhelm, 1786-1859 2,297
Geological Society of America 2,265
Garrick, David, 1717-1779 2,197
Glinka, M. I (Mikhail Ivanovich), 1804-1857 2,187
Gu gong bo wu yuan (China) 2,176
Goodman, Benny, 1909-1986 2,121
Goldoni, Carlo, 1707-1793 2,101
Garri, Alejandro 2,096
Grotius, Hugo, 1583-1645 2,082
Gay Pulp Fiction (Brown University) 2,071
Guangzhou qiao jia ren wen hua chuan bo you xian gong si 2,011
Great Britain Ordnance Survey 1,947
George R. Fink Memorial Fund 1,906
George Washington Flowers Collection of Southern Americana 1,887
Ghazzālī, 1058-1111 1,828
Giordano, Umberto, 1867-1948 1,764
Great Britain War Office. General Staff. Geographical Section 1,744
Grainger, Percy, 1882-1961 1,739
García Lorca, Federico, 1898-1936 1,719
Goodrich, Samuel G (Samuel Griswold), 1793-1860 1,718
Gabrieli, Giovanni, approximately 1554-1612 1,670
Germany (West) Statistisches Bundesamt 1,652
Great Britain Court of Chancery 1,651
Glass, Philip 1,633
Gedda, Nicolai 1,620
Great Britain Board of Trade 1,588
Giacosa, Giuseppe, 1847-1906 1,585
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 1,450
Gogolʹ, Nikolaĭ Vasilʹevich, 1809-1852 1,428
Gillespie, Dizzy, 1917-1993 1,423
Gibbons, Orlando, 1583-1625 1,382
Galsworthy, John, 1867-1933 1,362
Gautier, Théophile, 1811-1872 1,341
Gray, Thomas, 1716-1771 1,320
German Americana Digitization Project (John Carter Brown Library) 1,315
Ginastera, Alberto, 1916-1983 1,312
Georgia 1,275
Geological Survey (U.S.) Water Resources Division 1,241
Gewandhausorchester Leipzig 1,237
Grolier Club 1,236
Gandhi, Mahatma, 1869-1948 1,228
Gould, Glenn 1,212
GIC Collection at Penn Libraries (University of Pennsylvania) 1,161
Ginsberg, Allen, 1926-1997 1,152
Greene, Graham, 1904-1991 1,137
Great Britain Court of Common Pleas 1,135
Greek Culture Class Collection (University of Pennsylvania) 1,122
Gogh, Vincent van, 1853-1890 1,119
Graves, Robert, 1895-1985 1,118
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 1,086
Gould, Morton, 1913-1996 1,068
Gächinger Kantorei 1,067
Giuliani, Mauro, 1781-1829 1,049
George Philip & Son 1,045
Guatemala 1,045
Gabrieli, Andrea, approximately 1533-1585 1,033