Letter from Augustus D. Waller, Honorary Treasurer of the Physiological Society, to [John William Strutt, Lord Rayleigh,] President of the Royal Society Informs Lord Rayleigh of a meeting on 8 June at the Royal College of Physicians, for societies concerned with experimental science (such as the Physiological Society and the Royal Society) to discuss the Royal Commission being set up to investigate experiments on animals. Hopes that the Royal Society will appoint delegates and send them to the meeting. 22 May 1906