E. F. Johnson Company Product. 9" x 5 1/4" black and white photograph of a model with the E. F. Johnson Co. radio product, the Messenger 100, shown in a triptych of the three models, an auto-installable, a field portable, and a desktop version.
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.
