Author
Academy of Natural Sciences of Philadelphia
1
Brown, Thomas Messinger, 1842-1904
1
Faull, Katherine M.
1
Frazer, Persifor, 1844-1909
1
Historical Society of Pennsylvania
1
Johnson, Walter R. 1794-1852
1
Jordan, John W. 1840-1921
1
Larson, Paul, 1932-
1
Lawrence Henry Gipson Institute
1
Lehigh University
1
MacVeagh, Wayne, 1833-1917
1
Nelson, Vernon H.
1
Shaw, Diane Windham
1
Weiser, Frederick Sheely, 1935-2009
1
Weiser, Johan Friedrich
1