Author
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Dennis, Albert W.
1
Detweiler, Margaret
1
Dilg, L. Paul
1
Driver, Clive E.
1
Emgarth, Annette H.
1
Emily Swift Balch Collection
1
Frazier, John W.
1
Free Library of Philadelphia Office of Deaf Services
1
Frey, Carroll, 1894-
1
G.W. Bromley & Co
1
Gallery, John Andrew
1
Gamble, W. H.
1
George Lodge (Firm)
1
George de Benneville Keim Memorial Collection
1
Gill, Julia B.
1
Grand Army of the Republic National Encampment
1
Hartranft, Rufus C.
1
Headley, Joel Tyler, 1813-1897
1
Historical Society of Pennsylvania
1
Hogarth, Paul, 1917-2001
1
Horn & Hardart
1
Hotel Greeters of America Quaker City Charter no. 45
1
Humphrey, Grace, 1882-
1
International Congress of Navigation
1
International Electrical Congress
1
J.B. Lippincott Company
1
J.B. Sheppard & Sons
1
Kalfus, Ken
1
Keats, John
1
Kelly, Patrick
1
Kynett, Harold Havelock, 1889-1973
1
Kynett, Harold Havelock, 1899-1973
1
La Gorce, John Oliver, 1880-1959
1
Lancaster, Bob
1
Lane, F. Wade
1
Looney, Robert F.
1
Mann, William, 1952-
1
McGovern, Robert F.
1
Mutual Assurance Company for Insuring Houses from Loss by Fire
1
National Educational Association (U.S.) Meeting
1
National Planning Conference
1
Newman, Libby
1
Nitzsche, George Erazmus, 1874-1961
1
O'Byrne-Pelham, Fran
1
Peixotto, Ernest Clifford 1868-1940
1
Pennell, Joseph, 1857-1926
1
Pennsylvania Railroad
1
Pennsylvania State Education Association Meeting
1
Pennsylvania State Teachers' Association Meeting
1
Pennypacker, Isaac R. 1852-1935
1
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