Author
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Humphrey, Grace, 1882-
1
International Congress of Navigation
1
International Electrical Congress
1
J.B. Lippincott Company
1
J.B. Sheppard & Sons
1
Jackson, Joseph, 1867-1946
9
John Wanamaker (Firm)
7
Jones, Jane Tulik
2
Kalfus, Ken
1
Keats, John
1
Kelly, Patrick
1
Kuromiya, Steven
2
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
Leach, Frank Willing, 1855-1943
3
Looney, Robert F.
1
Mann, William, 1952-
1
McGovern, Robert F.
1
Morley, Christopher, 1890-1957
2
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
Penn Mutual Life Insurance Company
3
Pennell, Elizabeth Robins, 1855-1936
4
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
Perry, George Sessions, 1910-1956
1
Philadelphia & Reading Railroad Co
1
Philadelphia (Pa.) Redevelopment Authority Information Office
1
Philadelphia (Pa.). Division of Public Information
2
Philadelphia (Pa.). Office of the City Representative
1
Philadelphia Amusement Publishing Co
1
Philadelphia Business Progress Association
1
Philadelphia Chamber of Commerce
2
Philadelphia Chamber of Commerce Convention and Exhibition Bureau
1
Philadelphia Chamber of Commerce Convention and Tourist Bureau
1
Philadelphia Chamber of Commerce Conventions and Exhibitions Bureau
1
Philadelphia City Planning Commission
1
Philadelphia Convention & Visitors Bureau
3
Philadelphia Convention and Tourist Bureau
1
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