Author
- A.H. Mueller & Co 5 results
- Chamber of Commerce of Greater Philadelphia 5 results
- Kiser, Ellis 4 results
- Mueller, A. H. 3 results
- Penjerdel (Corporation) 3 results
- Elise Willing Balch Collection 2 results
- Hopkins, Griffith Morgan, Jr 2 results
- Lathrop, J. M. 2 results
- Ogier, St. Julian 2 results
- ADC (Firm) 1 results
- Baist, G. Wm. (George William), 1859-1927 1 results
- Barthel, Otto 1 results
- Bell Telephone Company of Philadelphia (Pa.) 1 results
- Bicycle Coalition of the Delaware Valley (Philadelphia, Pa.) 1 results
- Brandywine Conference and Visitors Bureau 1 results
- Bromley, George Washington 1 results
- Bromley, Walter Scott 1 results
- Delaware River Port Authority 1 results
- Delaware and Atlantic Telegraph and Telephone Company 1 results
- Eleutherian Mills Historical Library 1 results
- Folk Dance Council of the Delaware Valley 1 results
- Franklin Survey Co 1 results
- Free Library of Philadelphia Office of Public Service Support 1 results
- G.W. Bromley & Co 1 results
- George de Benneville Keim Memorial Collection 1 results
- Hopkins, J. M. 1 results
- J.E. Caldwell & Company (Philadelphia, Pa.) 1 results
- Men's Garden Club of Delaware Valley 1 results
- Mueller, A.H 1 results
- Museum Council of Philadelphia and the Delaware Valley Education Committee 1 results
- National Kidney Foundation of the Delaware Valley 1 results
- Nelson, Daniel, 1941- 1 results
- Potts, C. A. 1 results
- Regional Planning Federation of the Philadelphia Tri-State District Population Committee 1 results
- School District of Philadelphia, Pa. Office of Curriculum Support 1 results
- Smith, Elvino V., 1870-1932 1 results
- Smith, J.L 1 results
- Thomas Balch Collection 1 results
- Today Media Custom Communications, 1 results
- Wendell & Smith (Firm) 1 results