Operational and maintenance ac/dc power supply model 41-F-1-245 (Behlman - Invar Electronics Corp.) LR33-14404-581-1 Operation "sonogen" ultrasonic generator model LG-300 Maintenance Volume I, model BO-105 project 1141, Components Manual (Frasca) Maintenance Volume II, model BO-105 project 1141, Components Manual (Frasca) Maintenance Volume I, model BO-105 project 1141, Components Manual (Frasca) Maintenance Volume II, model BO-105 project 1141, Components Manual (Frasca) 1B-25J-2 Flight Manual models B-25C/D bombardment airplanes (North American Aviation Inc., Field Service Department)
