Army extension courses. Common subcourse : Sick, wounded and dead (sanitary formations and establishments, sanitary transportation, Red Cross emblem) Technical regulations : infantry and aircraft armament Special regulations : Department of the Army Joint army and air force adjustment regulations : departments of the army and the airforce United States Armed Forces Institute catalog / United States Armed Forces Institute (USAFI) United States Navy structural fire fighting : a manual on fire department practices for United States naval shore establishments training manual Carpentry for military specialists : General carpenter / United States Army structures series Civilian defense : protective construction / prepared by the War Department training regulations Weapons / War Department : Browning machine gun, caliber .30, model of 1917 / War Department training regulations Chemical warfare service / War Department : Examination for gunners / War Department army regulations. military school Chemical warfare service / War Department : Chemical warfare board / War Department Storage batteries for signal communication except those pertaining to aircraft