Don't Kill Your Friends, Training Booklet, US Navy 1944 Sperry The manual is standard 8

The manual is standard 8

which used pressure sensors at the engines which electrically transmitted the signal to these electrical indicators

It is mounted on the instrument panel in the pilot's compartment and connected through a vacuum gage and selector valve to a source of vacuum

The Sensitive Altimeter displayed altitude up to 35

this indicator appears to have a production or service year of 1944

Don't Kill Your Friends, Training Booklet, US Navy 1944 Sperry The manual is standard 8This is an original WWII era training booklet published by the US Navy's Aviation Training Division in 1944. Alternatively entitled Safety Precautions for Fixed Gunnery, this 10 page booklet was intended to sensitize and train pilots regarding best safety practices with fixed gunnery. The 7 inch by 9 inch booklet is in very good condition given its age.