The P-51 Mustang by Len Morgan, Famous Aircraft Series F-82 The white main pointer rotates

The white main pointer rotates clockwise as the airspeed increases

At both top and bottom of the compass housing are compartments for compass correction rods

Here is a WWII-era Aircraft Spotters Handbook published in 1943 by the National Aeronautics Council for use by civilian air observers

but we recently sold another with US Navy label on its case and 1955 service label

Here is a Fuel Pressure Indicator for a dual engine aircraft (or two used for a 4 engine aircraft)

The P-51 Mustang by Len Morgan, Famous Aircraft Series F-82 The white main pointer rotatesThis 92 page book was published in 1979 as an overview of the P 51 Mustang Fighter. It contains both descriptive text of operating the aircraft as well as background on its development and deployment. It also contains a condensed version of the 1945 Pilot Training Manual.