Altimeter, Luftwaffe, Fl.22320, R.Fuess 1938 Hohenmesser Italian The construction is that of

The construction is that of a wood mast encased in thin metal with a cable running internally lengthwise from tip to a junction at the base

We have observed the dual ignition switch with a push/pull master switch in manuals of early versions of the C-47 Skytrain transport

including the Spitfire

The glass for #1-2 needs cleaning from the inside

Altimeter, Luftwaffe, Fl.22320, R.Fuess 1938 Hohenmesser Italian The construction is that ofGerman (Luftwaffe) Sensitive Altimeter Dated Dec 1938, measuring altitude to 10,000 meters. The two sliding markers along the perimeter of the scale are marked E (for QFE) and F (for QFF). The E marker was set to the desired Decision Altitude or Minimum Descent Altitude, whereby upon decent, if the required visual reference (e. g. runway) is not detected by the pilot, he must initiate a missed approach procedure. The F marker was set to the desired