Personal and Business, 1925-1948

Correspondence, personal material, law practice material and material related to Aspinall's years in western Colorado and in the Colorado State House and Senate.

Projects, 1937-1976

Reports and correspondence regarding water projects, other Interior and Agriculture projects and Aspinall's papers from his time as visiting faculty at the University of Wyoming.

Congressional Papers

Correspondence, reports, minutes and correspondence regarding Congressional committee work and legislation.

Congressional Papers 1955

Congressional Papers 1966

Congressional Papers 1960

Congressional Papers 1967

Congressional Papers 1961

Congressional Papers 1968

Congressional Papers 1962

Congressional Papers 1969

Congressional Papers 1963

Congressional Papers 1970

Congressional Papers 1964

Congressional Papers 1971

Congressional Papers 1965

Congressional Papers 1972

Post Office, 1960-1972

Correspondence regarding appointments, buildings, etc.

Case Work, 1957-1972

Correspondence and other material regarding constituents' problems with the Federal Government. Appointments to military academies.

Legislation, 1950-1972

Bills introduced by Aspinall

Radio, TV and Publications

Tapes, films and copies of publications, both by Aspinall and regarding natural resources.