Compass, Magnetic Direct Reading, Type B-16 US Army Air Force WWII PV-2 Harpoon WIth the part number prefixes

WIth the part number prefixes of CV

just try to hear that over the cacophony of multiple radial engines

such as the fighter P-38 medium bombers B-25 and B-26

and clockwise in the instance of positive G's

to show the direction in which the airplane is pointing

Compass, Magnetic Direct Reading, Type B-16 US Army Air Force WWII PV-2 Harpoon WIth the part number prefixesThe Army Type B 16 Direct Reading Magnetic Compass was used across a number of US Army Air Corps and Air Force aicraft during WWII, including heavy bombers B 17, B 24, B 29, medium bombers B 25 and B 26, as well as light bomber A 20, according to the Accessories Interchangeability Chart dated Feb 1945. It was also used in versions of US Army Air Force WWII fighters P 38, P 39, P 40, and P 47, as well as transports C 46 and C 47. This model was made by