Born in Dayton, Ohio. Served in the Army in World War II. Married Betty Jean Pierce in 1945. They had two sons. Robert Eugene and Stan Medlar worked in the family business. Betty died on November 3, 2007. Resident of Lubbock, Texas.

He began collecting in 1950. Owner of the Glascock Supply Company, distributer of numismatic books and supplies. Medlar was a charter member of the Society of Paper Money Collectors and served as vice president 1971 to 1975 and as president 1975 to 1979. Professional coin dealer with Medlars Inc. after 1967. He conducted six auction sales 1971 to 1981. He served on the Assay Commission for 1969. He also served as chief assayer for the Old Timer Assay Commissioners Society. Charter member of the Texas Numismatic Association, founding president of TCDA and PNG board member. He received the ANA Howland Wood Memorial Award in 1965, the ANA Medal of Merit in 1977, and the Heath Literary Award. He served on the ANA board of governors after 1983.

Author of Texas Obsolete Notes and Scrip in 1968. It was one of the series published by the SPMC.

Profile NN:WWH 5/27/1978;

obit: CW 1/23/91 (photo); NN 1/22/91; NUM 104 Mar 1991 p. 452

DOB:SSDI