Author
Friends of Independence National Historical Park
3
Preservation Alliance for Greater Philadelphia
3
Preservation Coalition of Greater Philadelphia
2
Cliveden of the National Trust (Philadelphia, Pa.)
1
Friends of Stenton
1
Historic Philadelphia, Inc
1
Lowrey, Olan B.
1
National Society of the Colonial Dames of America in the Commonwealth of Pennsylvania
1
Philadelphia Historic Preservation Corporation
1
Philadelphia Old Town Historical Society
1
Philadelphia Old Town Historical Society : 1015 Clinton Street, Old Town, Philadelphia, Pennsylvania 19107
1
Wyck Association (Philadelphia, Pa.)
1