Altimeter, Spain, late 1930's, Marconi Espanola, Askania, Fuerzas Aéreas de la República Española B-25 This indicator has remnants of

This indicator has remnants of a service label for the Royal Canadian Air Force

and the Boeing B-29 Superfortress

The indicator is in exceptional condition for its pre-1943 age (the year the Air Corps US Army became the Air Force US Army)

appearing in bombers B-17

If for some reason the magnetic detector unit fails

Altimeter, Spain, late 1930's, Marconi Espanola, Askania, Fuerzas Aéreas de la República Española B-25 This indicator has remnants ofHere is an Altimeter, to 6,000 meters, made by Marconi Espanola under license from the German instrument manufacturer Askania. Very similar to the Askania FI22306 circa 1936. Based upon information from a warbird fan in Spain, it appears to have been used in the Hispano Aviation HA 1112 "Buchn" fighter used during the Spanish Civil War. See image of a Buchon panel in gallery.