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World War II Honoree

World War II Veteran

Martin C. Nielson

Branch of Service

U.S. Army

Hometown

North Plainfield, New Jersey

Branch Seal
Activity During WWII

SERVED AS MASTER SERGEANT FOR THE 805TH SIGNAL CORPS BASED IN GUAM. THIS UNIT DEVELOPED THE PROJECT 'SIGSALY' OR THE 'X' SYSTEM, WHICH WAS ONE OF THE 2 SECRET COMMUNICATION CODES THAT WERE UNBROKEN. THIS SYSTEM WAS USED BY CHURCHILL AND ROOSEVELT FOR COMMUNICATIONS DURING THE WAR.