A set of two vintage World War II era telegraph key machines. The J-38 was a Morse Code key made by several companies for training the US Army Signal Corps. Brass and white plated metal on a black bakelite base.
PLACE OF ORIGIN
Marked (top): TEL / LINE / J-38
Early-Mid 20th century
(2) Width 3 Depth 6.25 Height 1.25 inches
Note: some minor chips. (1) knob missing.