Aircraft Pelorus, US Army Air Corps Type A-3 CF-100 Here is an instrument that

Here is an instrument that you've probably not seen before

the pages number in the hundreds (its paginated by section) including technical diagram fold-outs

Nearly all pages are perfect (given their age)

likely New Old Stock

This one was made specifically for aircraft of the US Navy

Aircraft Pelorus, US Army Air Corps Type A-3 CF-100 Here is an instrument thatThis is a rare find. We've only seen two in our many years of collecting aviation artifacts. Here is an example of an Aircraft Pelorus, Type A 3, an early navigational aid used in aircraft of the US Army Air Corps. It has a serial number prefix of AC 41, evidence of a 1941 year of manufacture. From Air Navigation Technical Manual TM 1 205 1940 US Army Air Corps for the Type A 2, which operates identically (the reference call outs refer to the diagram