Senate Committees:

64th General Assembly – Industrial Relations (chairman); Judiciary; Insurance; Municipal Corporations; Corrections, Penal Institutions, and Training Schools; Public Health and Welfare; and Legislative Research.

65th General Assembly – Judiciary; Labor and Industrial Relations; Conservation, Parks, and Forestry; Corrections, Penal Institutions, and Training Schools; Public Health and Welfare; Legislative Research; and Statutory Revision. 

David E. Horn served the people of the 6th District (part of St. Louis City). Born in St. Louis, he attended Benton Elementary School; Yeatman High School; and Benton College of Law, where he received Bachelor of Laws and Master of Law in General Law degrees. Senator Horn practiced general law starting in 1931. He was elected to the Senate in 1946. (Republican)

Official manual of the State of Missouri: 1949-1950