TOP SECRET COMMUNICATIONS OF WORLD WAR II
BY DONALD E. MEHL

 

SIGSALY - THE GREEN HORNET

THE U.S. WAR DEPARTMENT'S WW2 GENERAL STAFF
SECRET VOICE CONFERENCING SYSTEM
THE START OF THE DIGITAL REVOLUTION

 

SIGTOT - SECURE TELETYPE SYSTEM

BOTH PROVIDING HIGH-LEVEL SECURE CONFERENCING BETWEEN
GENERAL DOUGLAS MACARTHUR'S GHQ
IN THE AMP BUILDING IN BRISBANE
AND THE PENTAGON

Donald Mehl worked as an officer in the 805th Signal Service Company of the Signal Corps Army Communications System. Donald worked for the Army General Staff operating two secret systems (Sigsaly and Sigtot) that both remained secret for decades after the war ended. Donald personally handled top-secret and eyes-only messages for General Marshall. 

The book also contains information on several other crypto systems such as the Sigaba and the M-209. It also has references to several German systems. 

 

The story of SIGSALY and SIGTOT is told in

Donald Mehl's excellent book,

"Top Secret Communications of World War II""

 

E-mail Donald Mehl for price and delivery information

donmehl@comcast.net

 

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 Peter Dunn 2015

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This page first produced 7 September 2002

This page last updated 24 May 2015