Altimeter (Contact), Luftwaffe, Fl.22317 JU-87 Stuka, JU-88, Kontakt-Hohenmesser F9F Cougar The B-7 Engine Gage Unit

The B-7 Engine Gage Unit displayed 3 metrics with one instrument:  Oil temperature (from 0-100 deg C)

and the label of those locations would be added directly to the instrument panel instead the instrument itself

as well as a calibration window on its top side

followed by discussions between Kearfott engineers and members of the USAF/RCAF LF Loran Flight Test Unit involved in polar flying out of Edmonton

or Elevator/Nose Position Indicator

Altimeter (Contact), Luftwaffe, Fl.22317 JU-87 Stuka, JU-88, Kontakt-Hohenmesser F9F Cougar The B-7 Engine Gage UnitThis is an excellent specimen of the Contact Altimeter (Kontakt Hohenmesser) Fl. 22317 as used in the WWII era JU 87 Stuka and JU 88 dive bombers and some ME 110 fighters of the German Luftwaffe. See the illustration of the JU 87 blind flying panel showing the location of this altimeter. The altimeter has two hands and two front nested knobs. The white pointer indicates the aircraft altitude and the outer knob adjusts for barometric pressure. The