Author
ADC (Firm)
7
Baist, G. Wm. 1859-1927
5
Phlash (Firm : Philadelphia, Pa.)
5
Smith, Elvino V., 1870-1932
5
Smith, J. L.
5
Philadelphia City Planning Commission
4
Philadelphia Transportation Company
4
Barnes, R. L.
3
Bromley, George Washington
3
Bromley, Walter Scott
3
Hunter, Thomas
3
Smedley, Samuel Lightfoot, 1832-1894
3
Southeastern Pennsylvania Transportation Authority
3
Tanner, Henry Schenck, 1786-1858
3
Big Bus Company of Pennsylvania
2
Daly, John, 1934-
2
Franklin Survey Company
2
G.M. Hopkins & Co
2
G.W. Bromley & Co
2
Hagstrom Company
2
Hopkins, Griffith Morgan, Jr
2
Jackson, Joseph, 1867-1946
2
Joel Katz Design Associates
2
John Wanamaker (Firm)
2
Mario Zucca Illustration
2
Morris Visitor Publications
2
Old City Arts Association (Philadelphia, Pa.)
2
Parallel Design, Inc
2
Philadelphia Board of Trade
2
Philadelphia Rapid Transit Company
2
Philadelphia's Historic Neighborhood Consortium
2
Reed, John, 1738-1776
2
Society Hill Civic Association. Preservation Committee
2
Southeastern Pennsylvania Transportation Authority. Cartography Department
2
United States. National Park Service
2
Weinberg, Allen
2
Zucca, Mario
2
76 Carriage Company
1
Alexandria Drafting Company
1
Allen, William
1
American Association for the Advancement of Science. Annual Meeting
1
American Pharmaceutical Association. Annual Meeting
1
American Philosophical Society
1
Andre, John, Major
1
Barnes, R.L
1
Bradley & Co
1
Busch, Edward
1
Callender and Company
1
Camden Waterfront Marketing Bureau (N.J.)
1
Cardellino, Mary Ann
1
more ...