war department technical manual X-ray field unit generator : item 9606000 war department technical manual X-ray field unit machine, chassis and table : items 9608508, 9608510, 9609005, 9609010, 9614500 war department technical manual X-ray field unit , fluoroscopic, foreign body localization, complete : item 9621500 war department technical manual Ordnance maintenance : field glass, type EE, september 12, 1941 field manual Service of the piece 155-MM gun, M1918