Engineer field manual / prepared under the direction of the Chief of Engineers Engineer field manual field manual infantry field manual, Headquarters company, intelligence and signal communication, rifle regiment / prepared under direction of the Chief of Infantry Engineer field manual : Parts I-VI Power supply for field wireless sets - Engeland Voorschrift, 26/Manuals/81 Manual of Map Reding, Photo Reading, and Field Sketching, 1929 - Engeland Voorschrift Royal Engineers. Supplementary Pocket Book, no. 3. Bridging. WO 7526, 1945. - Engeland Voorschrift Air Corps Tactics and Technique of Air Attack. FM 1-10. Army Aviation Organizational Aircraft. Maintenance and Supply. FM 1-10. Air Corps. Tactics and Technique of Air Reconnaissance and Observation. FM 1-20. Army Air Forces Defense of Airdromes. FM 1-26. Aerial Observer Training. FM 1-80.