Training Regulations

• TR 1210-5 Airplane Radio Set, Type SCR-134, and Receiving Equipment use in Conjuction Therein (20 May 1929); 28 pages, 18 illus. Price 3.00 {Item No.3617}
• TR 1210-20 Radio Set, Type, SCR-136 (10 December 1930); 39 pages, 18 illus. Price 4.00 {Item No.3621}
• TR 1210-30 Radio Set, Type, SCR-132 (16 July 1931); 39 pages, 29 illus. Price 4.00 {Item No.3622}
• TR 1210-70 Radio Set, Type, SCR-189 and SCR-190 (11 September 1934); 35 pages, 20 illus. price 4.00 {Item No.3623}
• TR 1215-5 Signal Corps. Battery Charging Set, Type SCR-82 (15 March 1930); 22 pages, 12 illus. Price 2.00 {Item No.3618}
• TR 1215-6 Signal Corps. Charging Set, Type SCR-169 (14 July 1932); 15 pages, 8 illus. Price 2.00 {Item No.3619}
• TR 1215-10 Signal Corps. Code Practice Equipment, Type EE-81 (26 March 1930); 8 pages, 4 illus. Price 1.00 {Item No.3620}
• TR 1220-5 Signal Corps. Reel Unit RL-26 (29 October 1936); 20 pages, 11 illus. Price 2.00 {Item No.3624}
• TR 1225-5 Signal Corps. Telephone Switchboard, Type BD-14 (12 February 1930)(+Change 1); 14 pages, 5 illus. Price 2.00 {Item No.3625}
• TR 1230-5 The Buzzerphone, Type EE-1-A (6 December 1929)(+Change 1); 16 pages, 7 illus. Price 2.00 {Item No.3626}
• TR 1236-1 Meteorological Message For the Artillery (20 June 1934); 102 pages, illus. Price 10.00 {Item No.3627}
• TR 1255-1 The Homing Pigeon (30 October 1936); 33 pages, 20 illus. Price 3.00 {Item No.1445}
• TR 1265-10 Signal Corps. Signal Corps Test Set, Type EE-65 (16 June 1931); 15 pages, 11 illus. Price 2.00 {Item No.3628}