Copy letter from Robert William Frederick Harrison, to Mr H M Donaldson, 2 Old Queen Street, Westminster, S.W. 'I have obtained authority for you to make a copy of Dr. A. L. Gillespie's paper on "Some Observations on the Chemistry of the Alimentary Tract, &c." The copying must be done here in the Society's house, and I will give you facilities for that purpose'. 15 March 1898