Copy letter from Theodore E James, to Messrs Harrison & Sons, St Martin's Lane, W.C. Asks them to prepare electros of figure three, plate six and figure six, plate three from Professor Augustus Edward Hough Love's paper on 'The Advancing Front of the Train of Waves emitted by a Theoretical Hertzian Oscillator' and send them and the account to the Editor of 'Nature'. 29 July 1904