Cycling in the Sky by D. R. Wilkie , M.R.C.P.
Reader in Experimental Physiology.
University College, London
A prize awaits a successful man-powered flight. Whether man can fly depends on his muscles generating enough power to overcome his weight and the structure he must carry. Admittedly, man is not much of an aero engine, but Dr. Wilkie argues that flight by manpower should just be possible.