Turn and Bank Indicator, 4 Minute Turn, 2.5 inch, PN A1050 Hudson Type A-8 stopwatches were used

Type A-8 stopwatches were used in any WWII aircraft with a navigator

This altimeter is similar in appearance to that shown in the F4U Corsair Flight Manual dated 1944

Four playing card decks

It appears that the lens can be removed and the upper and lower operating limit indicators can be set by sliding the triangular pointers along the scale (we have not attempted this in order to preserve the artifact)

Turn and Bank Indicator, 4 Minute Turn, 2.5 inch, PN A1050 Hudson Type A-8 stopwatches were usedThis is a recent era 2. 5 inch, 4 Minute turn, Turn and Bank Indicator made by RC Allen. The glass and case are intact, as is the glass inclinometer. Measures ~5 inches long.