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Details and Image
Type
Model #.
Aircraft Maker / Name
Instrument Maker
Country
Construction
Date
Scale Length
Area of Use
Disk
D-4 [v. 2]
Generic Instrument
Cruver Mfg. Co
U.S.A.
Card Stock
1944
Dia. = 10.9 cm
Flight Management
Comment:
Used to calculate airspeed and altitude corrections including pressure altitude and temperature
Image 1
Image 2
Image 3
Image 4