Dropped and pick-up airplane messages - USA Voorschrift, Training Regulations, No. 160-6 Meteorological message for the artillery - USA Voorschrift, Technical Regulations, No. 1236-1 Inspections and preventive maintenance services : Ranges, bake ovens and burners for other mess equipment - USA Voorschrift, Technical Manual, 5-641 Message center-procedure - USA Voorschrift, Training Regulations, No. 160-10 Operator's and organizational maintenance manual : Railway car, guard 56-1/2 inch gage, 8 wheel domestic, service FSN 2220-898-1755 - USA Voorschrift, Technical Manual, 55-2220-210-12