Copy letter from Robert William Frederick Harrison to Messrs Harrison & Sons 'Kindly prepare electros of the following figs. in Phil[osophical] Trans[actions of the Royal Society] A vol 208, plate 25, figs. 1 & 2 and despatch as soon as possible with bill to the author of the paper, Dr T Anderson, 17 Stonegate, York. Also the three figures "Cell Structure of the Cyanophyceae" in the Proceedings [of the Royal Society] Vol. 72, page 406, for Encyclopaedia Britannica, 11-12 Southampton Street, Bloomsbury, WC.' 13 July 1910