Copy letter from Robert William Frederick Harrison to The Editor, The Electrician 'Dear Sir, Sir Oliver Lodge writes that he has asked you to furnish us with certain blocks or electros from his book "Signalling without wires" for reproduction in our Proceedings [of the Royal Society]. The figures we should require are Figs. A, E, G, H, I, and L. Could you let us have them in the course of a day or two.' 8 February 1909