Naval Aircraft Instrument Handbook, NAVAER 05-1-568, 1944 Nick Fighter This appears to be a

This appears to be a post WWII Direct Reading Aperiodic Compass used at the navigators station in US military aircraft

and post WWII

for basic instrument flight procedures and IFR

right side

The glass and case are intact and the dial markings are clear and precise

Naval Aircraft Instrument Handbook, NAVAER 05-1-568, 1944 Nick Fighter This appears to be aHere is an original WWII era Naval Aircraft Instrument Familiarization and Inspection Handbook, NAVAER 05 1 568, published in 1944 by the US Navy Bureau of Aeronautics. The 8. 5 by 11 inch manual is divided into 3 sections: Section 1 Flight Instruments 94 pages Section 2 Power Plant Instruments 71 pages Section 3 Navigation Instruments 75 pages Each section contains several pages on each instrument, describing its use, function, operation, and