Copy letter from Robert William Frederick Harrison to, The Chairman of the Physiology Sectional Committee Sending a card giving the particulars of the paper by Dr Hepburn and Dr D Waterston, 'A Comparative Study of the Grey and White Matter of the Motor-Cell Groups; and of the Spinal-Accessory Nerve in the Spinal Cord of the Porpoise, (Phocoena communis)', with Sir Michael Foster comment. Harrison states a paper has come for the Committee on Friday, and he has written for an abstract. 26 January 1903