Author
Bartram, Isaac
1
Bartram, John 1699-1777
1
Bartram, Moses 1732-1809
1
Bartram, William 1739-1823
1
Cope, Gilbert and Joseph Cope
1
Davis, Mignon Estabrook Foerderer 1911-2002
1
Foerderer family
1
Foerderer, Ethel Brown Tillyer 1885-1981
1
Foerderer, Florence 1926-1999
1
Foerderer, Percival E. 1884-1969
1
Foerderer, Robert Hermann 1860-1903
1
Foerderer, Shirley 1927-1999
1
Fryer, John 1937-2003
1
Gratz, Simon 1840-1925
1
Historical Society of Pennsylvania
1
Philadelphia Record
1
Welsh, Herbert 1851-1941
1