Author
Chamber of Commerce of Greater Philadelphia
2
Greater Philadelphia Cultural Alliance
2
AIDS Information Network (Philadelphia, Pa.)
1
Bailey, Banks & Biddle Company (Philadelphia, Pa.)
1
Elise Willing Balch Collection
1
J.E. Caldwell & Company (Philadelphia, Pa.)
1
Penjerdel (Corporation)
1
Princeton Club of Philadelphia
1
Thomas Balch Collection
1
Tillman, Elizabeth A.
1