Description: Report presenting results from a tank investigation of a powered dynamic model of the Grumman JRF-5 airplane fitted with a single hydro-ski and extended afterbody. Results indicated that the afterbody extension in place of a tail ski reduced the maximum resistance by 10 percent. Removal of the wing-tip skids gave a further reduction in maximum resistance of 3 percent.
Date: August 7, 1951
Creator: Ramsen, John A. & Gray, George R.
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Partner: UNT Libraries Government Documents Department