Front row: strap key (used mostly for portable & testing), several common "Triumph" style "legless" keys made by J.H. Bunnell and Western Electric.

Rear row: Vibroplex "Presentation" gold plated "bug", Military J-38, AT&T Pole Changer", and a military J-36 "bug". The J-36 and J-38 were both made by Lionel Corp.