motometers

Updated: May 27, 2025

Here was the tachometer, that would give to a fraction the revolutions of each screw per minute; here the altimeter, to indicate height; here the air-speed indicator, the compass with reflector, the inclinometer, the motometers to show the heat in each engine and there, the switch to throw on the gigantic searchlight, with the little electric wheel to control its direction, as accurately as you would point a wand.

George Allan England - The Flying Legion