E. F. Johnson Company Two-Way Radio Display. 4 1/2" x 3 1/2" color photograph of a product display of Two-Way Radios made by the E. F. Johnson Co. at their 1971 Annual Meeting; many radio components and products are identified on a table: Johnson 1042 Single Sideband Transceiver, Fleetcom 527, 557, Transcom 930, 3M National Varicom Subsystem; display card in front reads, "B/I/P Radios"