war department technical manual Personnel classification tests Crystal test set TS-314/FSM-1 (Ray Jefferson model AF-30) - USA Voorschrift, Technical Manual, 11-2674 zoo zingt de nsb Test Ford 3 ton legertruck - The Ford 3 ton General Service Truck Sigh for a Merlin : testing the Spitfire / Alex Henshaw Regulations prescribing standard for field firing and the proficiency test Aircraft engine operation and test - USA Voorschrift, Technical Manual, 1-408 Army personnel tests and measurement - USA Voorschrift, Technical Manual, 12-260 Barr & Stroud. Environmental test department Bryans aeroquipment limited. Instrument test equipment Contraves. Servo/test instrument Douglas Aircraft Company. Demonstration Flight Tests Model 8A-3N #531, Report #589, October 1939 N.V. Hollandsche Signaalapparaten. Enviromental testing at N.v. Hollandse Signaalapparaten