United States. Army. Signal Corps · Washington · leaf 26
The set measurement is obtained as follows: The plumb lines must be dropped over the leading edges wherever struts occur and also near the fuselage. The set measurement is taken from the front of the lower leading edge to the plumb line. Remember that it makes a difference whether you measure along… … jQ- Fig. 9. make a mistake and measure along the wrong line, this may make a difference of a quarter of an inch or more to the stagger, with the certain result that the airplane will be nose or tail heavy. If the stagger was put correctly on the center section in the first instance, it should be…
Aeronautics, Military
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
