F7U-3 Cutlass Flight Computer 1955 Douglas battleships Nagato

battleships Nagato

Click-action of the button appears to be intact

See the photo of the Sherman Tank with the driver's and assistant driver's hatches open

as appeared in the WW2 Fighters P-51D Mustang

F7U-3 Cutlass Flight Computer 1955 Douglas battleships NagatoHere is a rare item: a Flight Computer for the US Navy's F7U 3 Cutlass carrier based jet fighter bomber, made in 1955. It is a combination computer. The first is the Rest Computer. The Rest Computer was designed for simple solution of level flight cruise control problems. It is a 3 disc circular slide rule. On the reverse side is the combination Climb and Descent Tabulator. It is a 2 disc circular calculator. It includes an interesting table "Fouled