Plane Facts, Volume 1, Number 6, November 1943 OH-6 Cayuse Measures 2in diameter and 3

Measures 2in diameter and 3

Here is a Cold War-era electronic dual Tachometer

Measures ~9 inches long with the horizontal tube measuring ~4 inches long and 7/8 inches diameter

This example is accompanied by its calibration card and an envelope containing its original mounting screws

Plane Facts, Volume 1, Number 6, November 1943 OH-6 Cayuse Measures 2in diameter and 3Here is an original WWII era periodical, Plane Facts, Volume 1 Number 6 November 1943. Plane Facts was published by the USAAF Air Service Command to communicate the latest information on servicing, maintaining, and repairing aircraft of the USAAF for aircraft ground crews and service technicians. This 65 page, 5. 5 x 8 inch periodical is in reasonable condition given its age. The pages are complete and intact.