Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Charles [Scott] Sherrington, GBE, FRS Asks whether Sir Charles [Scott] Sherrington will allow Professor P. H. Mitchell of Brown University, Connecticut, permission to copy figure 3 of Sherrington's paper on Reciprocal Innervation of Antagoistic Muscles, published in the Proceedings 1905, Volume B.76. 2 August 1923