1.05.89

Print, Photographic

1968 Approximate

E. F. Johnson Company Product. Viking Matchbox Ham Radio. 2 1/8" x 1 3/4" black and white photograph of an E. F. Johnson Co. Viking Matchbox ham radio; image is retouched or air-brushed for print reproduction in a brochure. The Matchbox was used to optimize the power match between a transmitter and an antenna.

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.