Columbia subject headings:
Legislators--United States--Archives--Directories.
Legislators--United States--Manuscripts--Catalogs.
United States--History--Sources--Bibliography--Catalogs.
United States--Politics and government--Archival resources--United States--Directories.
United States. Congress. House--Archives--Directories.
United States. Congress. House--History--Sources--Bibliography--Catalogs.
United States. Congress. House--History--Sources--BibliographyCatalogs.
Harvard subject headings:
Archival resources--United States--Directories.
Legislators--United States--Archives--Directories.
United States--Politics and government--Archival resources--Directories.
United States. Congress. House--Archives--Directories.
Princeton subject headings:
Legislators--United States--Archives--Directories.
United States--Politics and government--Archival resources--United States--Directories.