Columbia subject headings:
Legislators--United States--Manuscripts--Catalogs.
Library of Congress. Manuscript Division--Catalogs.
Manuscripts--United States--Catalogs.
United States--Politics and government--Manuscripts--Catalogs.
Harvard subject headings:
Catalogs
Legislators--United States--Manuscripts--Catalogs.
Library of Congress. Manuscript Division--Catalogs.
Manuscripts--United States--Catalogs
United States--Politics and government--Manuscripts--Catalogs.
Princeton subject headings: