Senate Committees:

64th General Assembly – Public Health and Welfare; Fees, Salaries, and Local Government; Education, University, School of Mines, State Colleges, and Libraries; Private Corporations, Railroads, and Industrial Resources and Developments; Governmental Reorganization and Related Matters; and Legislative Research Committee.

65th General Assembly – Insurance (chairman); Bills Perfected and Ordered Printed (chairman); Judiciary; Appropriations; Education, University, School of Mines, State Colleges, and Libraries; Banks, Banking, Savings and Loan, and Financial Institutions; Private Corporations, Railroads, and Industrial Resources and Development; Roads and Highways; and Legislative Research.

66th General Assembly – Banks, Banking, Savings and Loan, and Financial Institutions (chairman); Legislative Research (vice chairman); Judiciary; Appropriations; Insurance; Education, University, School of Mines, State Colleges, and Libraries; Roads and Highways; and Conservation, Parks, and Forestry. 

67th General Assembly – Banks and Banking, and Financial Institutions (chairman); Rules and Joint Rules (chairman); and Legislative Research (chairman); Judiciary; Criminal Jurisprudence; Education; Roads and Highways; Elections, Military and Naval Affairs; and Interstate Cooperation.

68th General Assembly –
Banks and Banking, and Financial Institutions (chairman); Accounts, Assignments and Clerical Force (chairman); Appropriations; Judiciary; Criminal Jurisprudence; Education; Municipal Corporations; Roads and Highways; Rules and Joint Rules; Legislative Research; and Interstate Cooperation.

69th General Assembly – Judiciary (chairman); Appropriations; Criminal Jurisprudence; Banks and Banking, and Financial Institutions; Roads and Highways; Mental Health; Rules and Joint Rules; Accounts, Assignments and Clerical Force; and Legislative Research.

70th General Assembly – Judiciary (chairman); Interstate Cooperation (chairman); Banks and Banking, and Financial Institutions (vice chairman); Appropriations; Criminal Jurisprudence; Roads and Highways; Salaries, Resolutions and Miscellaneous Bills; Accounts, Assignments and Clerical Force; and Legislative Research. 

71st General Assembly – Judiciary (chairman); Appropriations and Interstate Cooperation (vice chairman); Criminal Jurisprudence; Banks and Banking and Financial Institutions; Roads and Highways; Accounts, Assignments and Clerical Force; and Legislative Research.

Floyd R. Gibson served the people of the 8th District (part of Jackson County). Born in Prescott, Arizona, he moved to Jackson County in 1914, received his education from Kansas City elementary and high schools, and graduated from the University of Missouri with a Bachelor of Arts degree in 1931; and a Bachelor of Laws degree in 1933. Senator Gibson practiced law in Jackson County starting in 1933. He served as county counselor of Jackson County. Senator Gibson also served as a major in the Third Missouri Infantry in the Missouri State Guard. He was elected to the House in 1940, 1942 and 1944. Senator Gibson was elected to the Senate in 1946, and re-elected in 1950, 1954 and 1958. He served as Majority Floor Leader in the 67th and 68th General Assemblies, and was elected President Pro Tem of the Senate in the 69th and 70th General Assemblies. Senator Gibson resigned from his service in the Senate and was appointed to serve as judge on the U.S. District Court, Western District, in 1961. (Democrat)

Official Manual of the State of Missouri: 1961-1962