Airspeed Indicator, Maximum Allowable, Type F-5 w/Mach Limiter P-39 and the B-57 Canberra

and the B-57 Canberra

Measures ~6 inches diameter and ~7 inches tall

The bombardier could also choose to either manually drop the cache or automatically in 'train'

it was fitted to the Lancaster

This is a late WWII-era and Post war Wheel and Flap Position Indicator

Airspeed Indicator, Maximum Allowable, Type F-5 w/Mach Limiter P-39 and the B-57 CanberraThis is a Cold War era Airspeed Indicator, 0 700 MPH, Maximum Allowable, Type F 5, made by Kollsman and used in aircraft of the US Air Force such as versions of the fighters F 82 Twin Mustang, F 86 Sabrejet, F 80 Shooting Star, F 84 Thunderjet, F 89 Scorpion, F 94 Starfire, and trainer T 33. Made by Kollsman, part number 865FU 8 042, with a serial number prefix of AF 51, indicative of a year of manufacture for an aircraft order for the USAF. The white