Johnson, John Henry, 1879-

Colonel R.E.B. Crompton and the evolution of te electrial industry / by J.H. Johnson and W.L. Randell... - London : Published for the British Council by Longmans, Green, [1945] - 2 p. l. 27, [1] p. : ill. ; 22 cm. - Science in Britain. .

P 621.3 C76J65