Howard N. Hartman's home is Shelby, Ohio. He joined the Army Air Corps in April 1942. He had his pre-flight training at Maxwell Field, AL, primary flight training at Charlstrom Field, Arcadia, FL, and basic flight training at Bainbridge, GA. He graduated with the rank of 2nd Lieutenant in August 1943 from Moody Field, Valdosta, GA. He was assigned to the 456th Bomb Group, 745th Squadron at Mountain Home, Idaho in September 1943.

From 456th Bomb Group 1943-Steed's Flying Colts-1945.