Author
- ADC (Firm) 14 results
- Alexandria Drafting Company 5 results
- MacInnes, Sharon Cook 4 results
- Pennsylvania. Department of Conservation and Natural Resources 4 results
- American Automobile Association 3 results
- Pennsylvania. Bureau of Topographic and Geologic Survey 3 results
- Southeastern Pennsylvania Transportation Authority 3 results
- Big Bus Company of Pennsylvania 2 results
- Fairmount Park Commission (Philadelphia, Pa.) 2 results
- Geological Survey (U.S.) 2 results
- Historic Antique Row Business Association 2 results
- Joel Katz Design Associates 2 results
- MacInnes, Angus 2 results
- Mural Arts Program (Philadelphia, Pa.) 2 results
- Parallel Design, Inc 2 results
- Penn Mutual Life Insurance Company 2 results
- Pennsylvania Horticultural Society 2 results
- Pennsylvania. Department of General Services 2 results
- Pennsylvania. Department of Highways 2 results
- Philadelphia (Pa.). Office of the Managing Director 2 results
- Philadelphia Transportation Company 2 results
- Philadelphia's Historic Neighborhood Consortium 2 results
- Phlash (Firm : Philadelphia, Pa.) 2 results
- Rand McNally and Company 2 results
- Southeastern Pennsylvania Transportation Authority. Cartography Department 2 results
- United States. Bureau of the Census 2 results
- 76 Carriage Company 1 results
- A Cappella Arts (Firm) 1 results
- Aero Service Corporation, 1 results
- Allen, Lane & Scott 1 results
- American Map Corporation 1 results
- Andre, John, Major 1 results
- Arms, C.T 1 results
- Arms, W.F 1 results
- Baist, G. Wm. (George William), 1859-1927 1 results
- Beers, F. W. (Frederick W.) 1 results
- Brakel, Adele R., 1 results
- Broom, Jacob 1 results
- Bucks County Genealogical Society 1 results
- Cardellino, Mary Ann 1 results
- Charles D. Hevenor Company 1 results
- Colton, G. Woolworth (George Woolworth), 1827-1901 1 results
- Constitutional Foundation (Philadelphia, Pa.) 1 results
- Constitutional Walking Tour of Philadelphia (Firm) 1 results
- Cuff, David J. 1 results
- DeLorme Mapping Company 1 results
- Delaware River Port Authority 1 results
- Delaware Valley Regional Planning Commission 1 results
- DenBoer, Gordon, 1933- 1 results
- E.P. Noll & Co 1 results more…