Copy letter from Robert William Frederick Harrison, to Professor Edward Bagnall Poulton, Fellow of the Royal Society Harrison is not aware of any official statement having been made by the Royal Society or by any other Society as to the durability of the paper they use. The paper used for publications was decided by a Committee some thirty years ago. If Poulton contacts Messrs Lamb & Co, he might get more precise information. 6 January 1905