1. Standard nomenclature lists. C-39. Howitzer, 155-mm, M1, and carriage, howitzer, 155-mm, M1 and M1A1, list of all parts; Aug. 21, 1943. Bookmark Corporate/Agency Authors: Ordnance Department, Army Air Forces, and War Department Publisher: Ordnance Department Date: [November 1943] SuDoc number: W 34.28:C-89/list/943