Vector Plotting Machine AN-5748 in Original Packaging Bf-109 We cannot confirm this

We cannot confirm this

From our research

This is an original (not a photocopy) Flight Manual for the iconic F-4B Phantom jet fighter of the US Navy NAVWEPS 01-245FDB-1 published Jan 15

The case opens by gently lifting the retaining band from the small retaining peg

it covers all essential aspects of the aircraft for the pilots reference

Vector Plotting Machine AN-5748 in Original Packaging Bf-109 We cannot confirm thisHere is an authentic WWII era navigational plotter used by aircraft navigators to plan, plot, and track their course along a chart. The plotter would be affixed to a navigator's map table and laid upon the map of the flight plan, typically in a large aircraft. It is essentially a flight computer as it provides the navigator with the integral calculators for heading, track, true air speed, and ground speed. This example is in its original packaging,