Flying machines: practice and design. Their principles, construction and working (1909)
Kennedy, Rankin, d. 1917 · London [etc.] : The Technical Publishing Co., limited · leaf 121
io6 FLYING MACHINES It is, however, much better to use a large size of box kite on the Marvin systems. This kite is the same in construction as the Hargreaves box kite, but large enough to carry a man inside. Other two may be attached in series to get the necessary lift. Man-lifting kites require… … FIG. 51. — Single Box Kite. These large kites, in the light of aeroplane results, would be perhaps better made up of two or three biplanes in series, with the occupant in the first one, and with lines attached so that he could adjust the angle of the planes to the direction of the wind. Of course,…
Flying-machines · Aeronautics
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