Aircraft Instruments by Emanuel Stieri 1943 C-121 high altitude radar using the

high altitude radar using the best features of the APS-22 and incorporating the common 360-degree scan

Measures 4 inches diameter and ~11 inches deep

For the earth

The instrument measure approximately 4 inches wide and 10 inches tall

Above the center axis is a window to display barometric pressure in millibar

Aircraft Instruments by Emanuel Stieri 1943 C-121 high altitude radar using theHere is a hardback bound pocket reference for Aircraft Instruments by Emanuel Stieri published in 1943. With over 200 black and white illustrations, Stieri discusses most of the instruments used in aircraft of that era, including tachometers, airspeed indicators, gyro horizons, compasses, drift meters, quantity and temperature indicators, and more. The author describes the instruments, how they function, and the most common servicing procedures.