E. F. Johnson Company Employee. Assembly Line. 7 3/4" x 9 3/4" black and white photograph of an unidentified employee at her workstation at the E. F. Johnson Co., manufacturers of radio equipment and radio components; output appears to be capacitors; photographed by Huneke Studio, Waseca, Minn.; photograph printed in company brochure; "This high speed equipment of our own design and manufacture is typical of the complex machinery within our plant. Here, component parts flow through three separate feeds to automatically assemble nylon connectors."