Compass, Direct Reading Magnetic, Japanese Army Type 98 Kou F-82 made by Kollsman (part number

made by Kollsman (part number 621KN-04)

The first and longest indicated 100's of feet

This indicator was installed on the pilots instrument panel of US military aircraft designed with the Low Altitude Bombing System (LABS) used for "Toss-Bombing"

used in determining proper elevation and deflection (direction) when operating field artillery weapons

Mounted under the wing or on the fuselage

Compass, Direct Reading Magnetic, Japanese Army Type 98 Kou F-82 made by Kollsman (part numberThis is a WWII era Direct Reading Magnetic Compass Type 98 "Kou" produced by the Tokyo Aero Indicator Company and used in aircraft of the Japanese Army, such as fighters Type 1 Oscar, Type 2 Nick, Type 3 Tony, Type 4 Frank, and Type 5 Ki 100, according to the Funatsu Aviation Instruments Museum website. See photo of Tony instrument panel showing the location of this compass from a book by WWII Japanese Aircraft researcher Robert Mikesh. The Kou