Sperry Marine Gyro-Compass and Gyro-Pilot Manual 1944 Regia Aeronautica The rubber boots over the

The rubber boots over the triggers have deteriorated with age

General Railway Signal was contracted to build this sighting station

do not had a rear housing apparently by design

It is in superb condition given its 1944 date of manufacture

likely indicating negative or positive draw

Sperry Marine Gyro-Compass and Gyro-Pilot Manual 1944 Regia Aeronautica The rubber boots over theThis is an original hard copy manual for the Sperry Gyro Compass and Gyro Pilot system used in sea vessels during the 1940's and 1950's. The ~60 page manual describes the operation and maintenance of the system. It is full of text, illustrations, and diagrams. It was published in 1944, and is in very good condition.