Tekijä
Jones, T. W
18
John Wanamaker (Firm)
12
Rand McNally and Company
12
Centennial Exhibition
11
Gallery, John Andrew
11
Moore, Joshua John, -1813
11
Moore, S. S
10
Mease, James, 1771-1846
9
Federal Writers' Project (Pa.)
8
Tanner, Henry Schenck, 1786-1858
7
Wilson, Robert H
7
Carey, Mathew, 1760-1839
6
Hartranft, Rufus C (Rufus Clinton)
6
Williams, W (Wellington)
6
Chef Fritz Blank Culinary Archive and Library (University of Pennsylvania)
5
Culinary Collection (University of Pennsylvania)
5
Discovery Channel (Firm)
5
Fodor's Travel Publications, Inc
5
Group for Environmental Education (Philadelphia, Pa.)
5
Hadley Group
5
J.B. Lippincott & Co
5
Jackson, Joseph, 1867-1946
5
Marion, John Francis
5
Philadelphia Convention & Visitors Bureau
5
Varr, Richard
5
Westcott, Thompson
5
Colimore, Edward, 1950-
4
Curson, Julie P
4
Foundation for Architecture (Philadelphia, Pa.)
4
Nitzsche, George Erazmus, 1874-1961
4
Pennsylvania Historical Commission
4
Philadelphia Rapid Transit Company
4
Rupp Collection (Athenaeum of Philadelphia)
4
Woodward, George Abishai, 1835-1916
4
American Association for the Advancement of Science Annual Meeting
3
Appelbaum, Madelyn
3
Arnold and Deanne Kaplan Collection of Early American Judaica (University of Pennsylvania)
3
Baker, Irene Levy
3
Bell, Brian
3
Brenner, Roslyn F
3
Carey & Hart
3
Center for Architecture (Philadelphia, Pa.)
3
DK Publishing, Inc
3
Flood, Richard
3
Gattuso, John
3
Gavin, Karrie
3
Golan, Jay
3
Goodwin, Patricia
3
Gregory E. Montes Urban History and Travel Collection
3
Heilprin, Angelo, 1853-1907
3
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