The file consists of negatives and corresponding contact sheets produced in approximately the mid 1980s for a Journalism brochure.

This file contains 1 catalogue, C-58, February 1948.

File contains :
F 858-1.1 : Electrical Fundamentals / War Department, 1941. -
F 858-1.2 : Electronics Today And Tomorrow / John Mills, 1944.
F 858-1.3 Radiotron Characteristics Manual / Canadian Marconi Company, 1949. -
F 858-1.4 : FM Transmission And Reception, 1948. -
F 858-1.5 : Timing Circuits / Naval Training School (Radar) M.I.T., 1951. -
F 858-1.6 : Basic Theory And Application Of Transistors / Department of the Army, 1959. -
F 858-1.7 : Allied Electronics Data Handbook / Allied Radio Corporation, 1960.

John Twomey, Chairman, RTA, appointed "Ryerson Member" of CJRT-FM Inc. Board in 1976 to replace J.R. Gorman. File contains J. Twomey's copies of the agendas/minutes and related documentation for the Board of Directors, Executive Committee, Finance Committee, and Third Donor Members Meetings.

This file contains a report prepard by John Twomey, Project Director for Canadian Broadcasting History Research Project.