1.88.143a,b

Jack & Plug

1940

E. F. Johnson Company Product. Jack and Plug. Material: metal, plastic. (a) Plug. Size: 2.115" L. Description: red plastic "banana" plug type 108-75BR. (b) Jack. Size: 5/8" L. Description: Silver metal jack 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.