The instrument panel of the Battle of Britain Memorial Flight's Lancaster I PA474.
(RAF Coningsby Photographic Section/ Crown Copyright)

1 Air speed indicator; 2 Artificial horizon; 3 Rate of climb indicator; 4 Altimeter; 5 Directional indicator; 6 Turn and slip indicator; 7 Accelerometer; 8 Undercarriage indicator; 9 Compass (P10); 10 Cockpit lights; 11 Gyro compass remote indicator; 12 Magneto switches; 13 Boost indicators; 14 RPM indicators; 15 Engine start buttons; 16 Boost coil switch; 17 Fire indication test button (guarded); 18 Flap indicator switch; 19 Vacuum indicator; 20 Flap indicator; 21 Vacuum system changeover switch (this works off the number 2/3 engine); 22 Propeller feathering buttons; 23 Fire indication lights; 24 Extinguisher buttons; 25 Air system and brake gauge; 26 Identification light Morse switches; 27 Engine radiator shutter switches; 28 VHF radio;