The Drag of Airplane Wheels, Wheel Fairings, and Landing Gears II : Nonretractable and Partly Retractable Landing Gears (1936)
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6 REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS … 0 J .2 .3 .4 .5 .6 Lift coefficient, CL Lift coefficient3 CL Figure 19.—Drag of landing gears C and D in presence of wing and nacelle. Figure 17.—Drag of landing gear A in presence of wing and nacelle.
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