JC
John Callahan
U.S. Army Veteran
84th engineers
John Callahan is a veteran U.S. Army E2 who served from 1974 to 1976. During their time in service, served with 84th engineers
84th engineers Photos
U.S. Army
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Get StartedAbout John Callahan...
John Callahan is a veteran U.S. Army E2 who served from 1974 to 1976. During their time in service, served with 84th engineers
Branch
U.S. Army
Rank
E2
Service Years
1974 - 1976
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