Pilot's and Flight Engineer's Notes Short Sunderland III, 2nd Ed, AP1566C-PN CF-100 The WWII-era Engine Gauge Unit

The WWII-era Engine Gauge Unit (aka Triple Gauge)

the transmitter frequency will have changed

The Fl number is illegible

likely used by the US military during the 1940-50s: AC 0-30 Volts

The Type A-8 was a navigation stopwatch designed for timing ground speed meters for determining the velocity of aircraft relative to the ground

Pilot's and Flight Engineer's Notes Short Sunderland III, 2nd Ed, AP1566C-PN CF-100 The WWII-era Engine Gauge UnitThis is a post WWII Air Data Publications reprint of the November 1943 Air Ministry Publication. Includes checklist, airplane handling, emergencies, foldouts of cockpit pictures and instrument panel. This ~50 page black and white manual is in very good condition. Measures 7. 5 inches long and 5 inches wide.