Airspeed Indicator, Maximum Allowable, Type F-5 w/Mach Limiter P-39 The counter-drum-pointer altimeter consists of

The counter-drum-pointer altimeter consists of a pressure altimeter combined with an powered servo mechanism

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

it was fitted to the Lancaster

by showing increments of quarter fractions from 0 degrees (Up) to fully extended 45 degrees (Down)

Airspeed Indicator, Maximum Allowable, Type F-5 w/Mach Limiter P-39 The counter-drum-pointer altimeter consists ofThis 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