Author
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Mario Zucca Illustration
3
Martis, Kenneth C.
3
Mercer, Charles Fenton, 1778-1858
3
Moak, Jefferson M.
3
Mural Arts Program (Philadelphia, Pa.)
3
National Geographic Society (U.S.). Cartographic Division
3
National Trust (Great Britain). Northern Ireland Region
3
Ogier, St. Julian
3
Parsons, William, 1701-1757
3
Pennsylvania Railroad
3
Pennsylvania State College. School of Agriculture
3
Pennsylvania. Department of Commerce
3
Philadelphia & Reading Railroad Co
3
Philadelphia (Pa.). Office of the Managing Director
3
Roberts, William F.
3
Sanborn Map Company
3
Scull, Nicholas
3
Shepherd, William R. 1871-1934
3
Smith, Frank
3
Southeastern Pennsylvania Transportation Authority
3
United States Coast Survey
3
United States. Bureau of the Census
3
United States. National Archives and Records Service
3
Virga, Vincent
3
Wainwright, Nicholas B.
3
Weinberg, Allen
3
William L. Clements Library
3
Winsor, Justin, 1831-1897
3
Young
3
Zucca, Mario
3
A. Pomeroy & Co
2
Abbot, H. L.
2
Allen, Lane & Scott
2
American Map Corporation
2
American Philosophical Society
2
Andreas, A. T. 1839-1900
2
Armstrong, Le Roy, 1854-1927
2
Ashburner, Charles A.
2
Bache, A. D. 1806-1867
2
Baynton-Williams, Ashley
2
Baynton-Williams, Miles
2
Bechler
2
Beers, S. N.
2
Beetem, Charles Gilbert
2
Benjamin H. Smith
2
Bergheim, Laura, 1962-
2
Big Bus Company of Pennsylvania
2
Bowen, John S.
2
Braddock, Edward
2
Bridgens, H. F.
2
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