Author
Philadelphia Record
4
Historical Society of Pennsylvania
3
Library Company of Philadelphia
2
Photography Sesquicentennial Project
2
Studio of RA Friedman
2
Aronson, Mark N.
1
Barber, Matt
1
Benowitz, David
1
Dowdle, Anthony
1
Dowdle, Vince
1
Free Library of Philadelphia
1
Germantown Historical Society
1
Holloway, Lisabeth M.
1
Homer, William Innes
1
Pennsylvania Academy of the Fine Arts
1
Peterson, Brian H.
1
Philadelphia City Archives
1
Philadelphia Museum of Art
1
Smidt Family Modern and Contemporary Art Collection Fund
1
Viola, Michael
1