Image from a mechanical engineering booklet titled, "Oregon State University Mechanical Engineering - Our Faculty and Staff Heritage," October 1995. Photo caption reads "Mach-Zehner interferometric study of heat transfer rates for natural convection in an open channel."
KOAC program, 1950. By 1950, KOAC offered a continuous 12 hours of programming on Monday through Saturday. KOAC was administered by the General Extension Division of the Oregon State System of Higher Education and was a member of the National Association of Educational Broadcasters (NAEB).
Victory Farm Volunteers were made up of youth 11 to 17 years of age and was one of the largest groups in the Emergency Farm Labor Service work force. 26 X 18.5 inch poster seeking volunteers for the Victory Farm Volunteer program of the U.S. Crop Corps. Poster was printed by the U.S. Government printing office in 1945.