Author
Chamber of Commerce of Greater Philadelphia
2
Elise Willing Balch Collection
1
George de Benneville Keim Memorial Collection
1
Greater Philadelphia Cultural Alliance
1
Industrial Book Publishing Co. (Philadelphia, Pa.)
1
J. Gopsill's Sons
1
Mask and Wig Club
1
Penjerdel (Corporation)
1
Pennsylvania. Bureau of Topographic and Geologic Survey
1
Pennsylvania. Department of Property and Supplies
1
Philadelphia Chamber of Commerce
1
Philadelphia County Medical Society (Philadelphia, Pa.)
1
Sheridan, Richard Brinsley
1
Social Register Association (U.S.)
1
Society of the War of 1812 in the Commonwealth of Pennsylvania
1
Special Libraries Association. Philadelphia Chapter
1