American Philosophical Society
A new guide to the collections in the library of the American Philosophical Society / J. Stephen Catlett, editor.
American Philosophical Society -- Library -- Catalogs.
American Philosophical Society -- Archives -- Catalogs.
Manuscripts, American -- Pennsylvania -- Philadelphia -- Catalogs.
Manuscripts -- Pennsylvania -- Philadelphia -- Catalogs.
United States -- History -- Sources -- Bibliography -- Catalogs.
Catlett, J. Stephen.
American Philosophical Society. Guide to the archives and manuscript collections of the American Philosophical Society.