E. F. Johnson Company Catalog. Viking Mobile Kit Catalog No. 716. Material: paper. Size: 8 1/2" x 11". Description: gray cover; color photograph of the Viking Mobile; E.F. Johnson logo bottom left; white and black print: "Johnson Viking Mobile Kit, gang tuning, efficient antenna loading, instantaneous bandswitching, 60 watts input, 100% modulation, high efficiency, E.F. Johnson Company, Waseca, Minnesota"; 6 pages. Logo in use from 1938-1956.
Waseca business: E.F. Johnson Co.; E.F. Johnson Company; E.F. Johnson Corporate Headquarters; E.F. Johnson Company Corporate Headquarters; E.F. Johnson Co. Corporate Headquarters; E. F. Johnson Co.; E. F. Johnson Company; E. F. Johnson Corporate Headquarters; E. F. Johnson Company Corporate Headquarters; E. F. Johnson Co. Corporate Headquarters.