Vibroplex case

VIBROPLEX – The standard for iambic keyer paddles. Georgia. Martin, a New York inventor filed a patent on May 7, 1904 for a completely mechanical semi-automatic morse code transmitting key, which he named the "Vibroplex. For sale is a new W8HOG Bug Zapper that Fits Vibroplex Round And Flat Shaft Bugs. $150 shipped.

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