Attack Against Bomber Formations, USN Training Series No. 7, 1944 Fairey Battle It is clearly experienced but

It is clearly experienced but in good condition given its age

The pointer labeled "P" indicates RPMs of the Rotor

See photo of the instrument in the 1959 Collins Radio catalog page

model 8DJ20AFM

Two manuals are available

Attack Against Bomber Formations, USN Training Series No. 7, 1944 Fairey Battle It is clearly experienced butThis original WWII era training booklet, Attack Against Bomber Formations, was published in 1944 by the US Navy Aviation Training Division to prepare fighter pilots for attacking enemy bomber formations. The booklet describes and illustrates a number of aerial tactics in lay terms. This 32 page booklet is in very good condition given its age. Measures 8 x 10 inches.