Altimeter, Luftwaffe, Fl.22316-10, R.Fuess Hohenmesser 1939 A-20 including foldouts

including foldouts

for the USAF Autopilot Type E-4 (aka as the Sperry A-12 Gyrosyn Automatic Pilot System)

California) dated 06 Jan 1964

mounted on the wing

Once wound

Altimeter, Luftwaffe, Fl.22316-10, R.Fuess Hohenmesser 1939 A-20 including foldoutsThis is a WWII era Altimeter of the German Luftwaffe, Fl. 22316 10, model 17b, manufactured in 1939 by R. Fuess. This altimeter measured altitude up to 10 kilometers. Above the center axis is a window to display barometric pressure in millibar, with which the altimeter could be corrected by rotating the bottom center knob. This altimeter was used in Luftwaffe aircraft such as the Transport Ju 52. It is in good condition given its age. The knob rotates