A Guide to the Collection of Technical Intelligence. - USA Voorschrift Pamphlet 30-26 Army Air Operations Pamphlet no.1. General Principles and Organization. WO 8036 - Engeland Voorschrift 26/GS Publications/1127 Army Air Operations Pamphlet no.2. Direct Support. WO 8037 - Engeland Voorschrift 26/GS Publications/1181 Field Service Pocket Book Part II. Pamphlet 4 A. Staff Organization and Staff Duties in US Army. WO 7171 Foreign Military Weapons and Equipment (U). Quartermaster Organizational Equipment (U) U.S.S.R. (U). - USA Voorschrift Army Pamphlet 30-10-1 Army Operation Signals. Extracts from CCBP2-2 "Combined Operation Signals" - Engeland Voorschrift 26/GS Publications/949