Author
Philadelphia Record
1,307
Pennsylvania
659
Historical Society of Pennsylvania
609
United States
465
Franklin, Benjamin, 1706-1790
430
Penn, William, 1644-1718
352
Carey, Mathew, 1760-1839
338
Unknown author
336
Pennsylvania Historical and Museum Commission
300
Washington, George, 1732-1799
290
Jackson, Ronald Vern
256
United States Congress House
227
New England Historic Genealogical Society
221
Ethnic Heritage Studies Program (U.S.)
219
United States Bureau of the Census
206
United States Congress
197
Balch Institute for Ethnic Studies
193
United States Census Office
189
University of Pennsylvania
186
Strobridge & Co. Lith
179
American Philosophical Society
175
United States Dept. of State
172
John Forbes & Company,
169
Cunningham, John T.
161
Albertype Co
155
Sanborn Map Company
153
Walnut Street Theatre (Organization : Philadelphia, Pa.)
147
Pennsylvania Railroad
143
Pennsylvania Academy of the Fine Arts
142
Library of Congress
141
Leland, Charles Godfrey, 1824-1903
140
Union League of Philadelphia
140
United States Congress Senate
137
United States Continental Congress
137
Keith, George, 1639?-1716
134
Arch Street Theatre (Philadelphia, Pa.)
131
American Sunday-School Union
127
Frederic R. Kirkland Collection
122
H.A. Thomas, Lith. Studio (New York, N.Y.)
122
National Theatre (Philadelphia, Pa.)
119
Pennell, Joseph, 1857-1926
118
Library Company of Philadelphia
116
Newcomen Society of the United States
114
United States Dept. of the Treasury
114
United States War Dept
114
Essex Institute
113
Williams, Talcott
112
Paine, Thomas, 1737-1809
111
Teeples, Gary Ronald,
109
Pennsylvania Comptroller-General's Office
108
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