Telegraph Instrument Collecting

Telegraph Instruments of Europe	Vibroplex Semiautomatic Telegraph Keys by Paul Bock K4MSG
Vibroplex Models and Finish Chart 1925-Present by Paul Bock K4MSG	How to Pack a Bug for Shipping by Neal McEwen
Domestic Manufacturers of Semi-Automatic Keys by Neal McEwen	Instrument Preservation Topics
N7CFO Keyletter Index	Neal McEwen's Comments on Prices
Tom Perera's History of the Telegraph Key	The Telegraph Lore AWA Page
Franklin Pope's "Gallery of the Telegraph"	The Bunnell Secret Sounder
The Western Union Special Events Set	The Athearn Morse Telegraph Repeater
"Evolution of the Bug"	A Polar Duplex Half-Repeater Arranged for Dial-up Morse Service