Pilots' Airplane Manual CAA Bulletin 27 1940 DC-7 Here is an engine Torque

Here is an engine Torque Pressure Indicator

with the small "V" pointed toward the front of the airplane

75 inches high and 5

Model 1122

Here are two types of aircraft Pelorus Drift Sight

Pilots' Airplane Manual CAA Bulletin 27 1940 DC-7 Here is an engine TorqueThis is an original general aviation Pilots' Airplane Manual published by the Civil Aeronautics Administration in September 1940 as Bulletin No. 27. The focus on this manual is the structure, maintenance, and rigging of aircraft. This 150 page, 8. 5 x 11 inch manual is in reasonable condition given its age. There are a few minor tears, but the pages appear to be intact.