1.88.141a,b

Jack & Plug

1938

E. F. Johnson Company Product. Jack and Plug. Material: metal. (a) Plug. Size: 1.155" L. Description: Type No. 108-75. (b) Jack. Size: 5/8" L. Description: Type No. 108-74. See reference in comment section. Product on display board.

E.F. Johnson Co. Collection. Reference: Catalog # 969, page 5 (at E.F. Johnson Co. Museum). 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.