Coast artillery Gunners' instruction, mobile seacost artillery, first and second class gunners - USA Voorschrift, Technical Manual, 4-315 Notes on eye, ear, nose, and throat in aviation medicine - USA Voorschrift, Technical Manual, 8-300 Instruction guide care and maintenance of ball and roller bearings - USA Voorschrift, Technical Manual, 37-265 Radio sets SCR-399-A and SCR-499-A - USA Voorschrift, Technical Manual, 11-281 Diversity receiving equipment AN/FRR-3 and AN/FRR-3a - USA Voorschrift, Technical Manual, 11-872 Aircraft engines - USA Voorschrift, Technical Manual, 1-405 Heat treating and inspection of metals - USA Voorschrift, Technical Manual, 1-423 Parachutes, aircraft fabrics, and clothing - USA Voorschrift, Technical Manual, 1-440 Aircraft engines - USA Voorschrift, Technical Manual, 1-405 Theory of flight - USA Voorschrift, Technical Manual, 1-400 Elementary weather for pilot trainees - USA Voorschrift, Technical Manual, 1-231 weather observer - USA Voorschrift, Technical Manual, 1-235