Photograph of Army Air Forces Mobile Training Unit truck and motors and machinery, Southern California, 1945. "214th Mobile Training Unit B-29, Army Air Forces Western Technical Training Command" -- on truck. "No Smoking" -- signage on building. "Fuel Press. Transmitter., To Engine Ve[ilg], Oil Tank, Fuel Press. [ilg] Carb., Oil Dilution Valve, Oil Cooler, Oil Cooler Duct, Oil Cooler [ilg] Box, Hopper; Fuel Strainer, Fuel Pump, Bomb Ba[y] Forward; Reverse Current Relay, Inb[oun]d, Outb[oun]d; Flight [ilg]; Override Switch, Pressure Gauges, [ilg] Press [ilg]; Retraction Scr[ilg], Bomb Door Right, [ilg]ation Lights; Oil Filter, Oil Drain, Intercooler Flap, Motor Waste Gate, Rerailed, Air From [ilg] Cool Duc[t]; Upper R.H.; Bomb Door, Pilot's [ilg] Rel[ease], Press [ilg] Transmitter, To [ilg] Accum., NG Unit B-29 Bomb Door" -- on machines.