Aircraft Recognition Silhouette Cards, US Naval Aviation Training Division 1942 OV-1

Aircraft Recognition Silhouette Cards, US Naval Aviation Training Division 1942 OV-1This is a WWII era instructional aid for US Navy service men used to train on the recognition of aircraft of the Allies and Axis Air Forces in the European Theater. Judging from the accompanying instructions, this kit was reproduced by the US Navy from the original concept from the British Royal Air Force. Publication dated is April 1942. Included in the kit are: Four playing card decks, (Red, Blue, Green, Orange) each containing 53 silhouette cards.

This is a front left auxiliary cockpit window installed in some G-model B-17's

evidence of its use in US Navy aircraft

but also saw service during the Vietnam War

Would be connected with the Vertical Gyro module and the Speed Control Valves of the same system and installed on the flight control panel

and others

It is in its original box as New Old Stock

this would be regarded as a 'non-sensitive' altimeter

Both are in exceptional condition for their age

This is a WWII-era pneumatic Valve

P-39 Airacobra

Being partially a gyro instrument it has

It is in very good yet experienced condition given its age