Pilot balloon tables (100-gram) - USA Voorschrift, Technical Manual, 11-2411 Tables of vertical and horizontal components of distances of pilot balloons - USA Voorschrift, Technical Manual, 11-420 Instruction guide care and maintenance of ball and roller bearings - USA Voorschrift, Technical Manual, 37-265 Theory of ballooning - USA Voorschrift, Technical Manual, 1-305 Meteorological balloons - USA Voorschrift, Technical Manual, 11-2405 Pilot balloon tables (30-gram) - USA Voorschrift, Technical Manual, 11-2410 Technical Bulletin. Heavy Warhead (He and Practice) Ground Impact Probality Tables. (Honest John Rocket Systeem). - USA Voorschrift Technical Bulletin 9-1340-205-12 Field artillery : Field artillery firing - USA Voorschrift, Training Regulations, No. 430-85