Author
Gray, Austin Kayingham, 1887 or 8-1945
2
Mercantile Library of Philadelphia
2
Wolf, Edwin, 1911-1991
2
AIDS Information Network (Philadelphia, Pa.)
1
Abbot, George Maurice
1
Bibliographical Planning Committee of Philadelphia
1
Doherty, Edmond
1
Frederic R. Kirkland Collection
1
Greater Lehigh Valley Library Council
1
Pennsylvania Commonwealth Libraries Library Development Division
1
Pennsylvania Library Club
1
Pennsylvania Library Master Plan Committee
1
Philadelphia Booksellers' Association
1
Special Libraries Council of Philadelphia and Vicinity
1
State Library of Pennsylvania
1
State Library of Pennsylvania. Library Development Division
1