Author
Karl Baedeker (Firm)
16
John Wanamaker (Firm)
10
Philadelphia Convention & Visitors Bureau
9
Pennsylvania Historical and Museum Commission
8
Centennial Exhibition
6
Gallery, John Andrew
6
Jackson, Joseph, 1867-1946
6
Federal Writers' Project (Pa.)
5
Pennsylvania Railroad
5
Taylor, Frank H. 1846-1927
5
Trades League of Philadelphia
5
Cantor, George, 1941-
4
Centennial Guide Book Company
4
Curson, Julie P.
4
Frazier, John W.
4
Jenkins, Charles Francis, 1865-1951
4
Melton, H. Keith 1944-
4
Mobil Oil Corporation
4
Pennsylvania. Department of Commerce
4
Schlesinger, Henry R.,
4
Tanner, Henry Schenck, 1786-1858
4
Wilson, Robert H.
4
Wolfe, Nancy M.
4
Baedeker, Karl, firm, publishers, Leipzig
3
Baltimore and Ohio Railroad Company
3
Blockson, Charles L.
3
Committee of 1926 of Pennsylvania
3
DeLorme Mapping Company
3
Fodor's Travel Publications, Inc
3
Foundation for Architecture (Philadelphia, Pa.)
3
Group for Environmental Education (Philadelphia, Pa.)
3
Hadley Group
3
Hartranft, Rufus C.
3
Karl Baedeker (Firm : Publishers : Leipzig)
3
Laurel Hill Cemetery (Philadelphia, Pa.)
3
Miller, Arthur P., Jr
3
Miller, Marjorie L. 1929-
3
National Trust (Great Britain)
3
North Pennsylvania Railroad Company
3
Pennsylvania Historical Commission
3
Philadelphia Transportation Company
3
Rand McNally and Company
3
Richards, T. Addison 1820-1900
3
Site and Relic Society of Germantown (Germantown, Philadelphia, Pa.)
3
Strawbridge & Clothier
3
W.D. Reichner & Co
3
Abell, Sam
2
Adelsverein
2
Archives of Czechs and Slovaks Abroad
2
Arendarʹ, Nina Petrovna
2
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