Aircraft Recognition Manual, German for RAF Aircraft, "Britische Flugzeuge Erkennungshandbuch" A-26 The fuel/air ratio is displayed

The fuel/air ratio is displayed for the left engine on the upper scale

The permanent magnetic speed indicator contains a fixed permanent magnet

Reference Number 41-7952

not pictured here

It is New Old Stock

Aircraft Recognition Manual, German for RAF Aircraft, "Britische Flugzeuge Erkennungshandbuch" A-26 The fuel/air ratio is displayedHere is an authentic WWII era German Recognition Manual for Aircraft of the British Royal Air Force. The manual contains photos and silhouettes of 30 primary aircraft of the RAF in operation during the war. Each aircraft is described using 4 of 64 pages, including its key dimensions and armament. It appears to be early WWII as it includes some pre war RAF aircraft which were obsolete quickly and not later aircraft, as well as only early war US