Columbia subject headings:
Harvard subject headings:
Carl Albert Congressional Research and Studies Center. Congressional Archives--Catalogs.
Legislators--Oklahoma--Archives--Catalogs.
Legislators--United States--Archives--Catalogs.
United States--Politics and government--20th century--Sources--Bibliography--Catalogs.
United States. Congress--History--20th century--Sources--Bibliography--Catalogs.
Princeton subject headings:
Carl Albert Congressional Research and Studies Center.
Legislators--Oklahoma--Archives.
Legislators--United States--Archives.
Oklahoma. Legislature--Archives.
United States. Congress--Archives.