Senate Committees:

70th General Assembly – Insurance (vice chairman); Judiciary; Mental Health; Conservation, Parks and Forestry; Employment Security and Workmen’s Compensation; and Roads and Highways.

71st General Assembly – Conservation, Parks and Forestry (chairman); Judiciary; Ways and Means; Mental Health; Education; Roads and Highways; Workmen’s Compensation; and Interstate Cooperation.

72nd General Assembly – Conservation, Parks, Forestry and National Resources (chairman); Appropriations; Education; Interstate Cooperation; Judiciary; Mental Health; Roads and Highways; and Workmen’s Compensation.

73rd General Assembly – Conservation, Parks, Forestry and Natural Resources; Appropriations; Education; Interstate Cooperation; Judiciary; Mental Health; Roads and Highways; Ways and Means; and Workmen’s Compensation.

74th General Assembly – Judiciary (chairman); Appropriations (vice chairman); Education; Interstate Cooperation; Mental Health; Roads and Highways; Rules and Joint Rules; Ways and Means; and Workmen’s Compensation.

75th General Assembly – Elected President Pro Tem and served on all committees.

76th General Assembly – No mention.

Earl R. Blackwell served the people of the 22nd District (Jefferson, Madison, Perry and Ste. Genevieve counties). Born near Blackwell, he received his education from the Bonne Terre public school system; University of Missouri; University of Cincinnati in Cincinnati, Ohio; and Washington University where he earned Bachelor of Arts, Bachelor of Laws and Doctor of Jurisprudence degrees. Senator Blackwell maintained law offices in Hillsboro, where he practiced law for 21 years. He served three years in the U.S. Army during World War II. Senator Blackwell was elected to the Senate in 1958, and re-elected in 1962, 1966 and 1970. During the 75th General Assembly, he served as President Pro Tem. (Democrat)

Official Manual of the State of Missouri: 1973-1974