Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] Asks them to prepare an electro of the block forming Plate Seven of the 'Proceedings [of the Royal Society]', volume 77, B Series, illustrating Dr Rogers' paper on 'the Development of Hepatomonas of Kala Azar, etc' and send it with account to The Editor, 'British Medical Journal', 2 Agar Street, Strand, W.C. The block should be made as strong as possible, as it will have to be printed on a relatively rapid press, and delivered the 22 February by latest. 12 February 1907