Author
United States. Department of Justice
15
Gearhart, Heber Gossler
8
Roach, Hannah Benner
5
Pennsylvania Historical and Museum Commission
3
Historical Society of Pennsylvania
2
Bumbrey, Jeffrey Nordlinger
1
Ericson, Jack T.
1
Indian Rights Association
1
Pennsylvania Society for Promoting the Abolition of Slavery
1
Welsh, Herbert, 1851-1941
1
Wyck Association
1