Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Messrs. E. and A. Smith and Co. Ltd; Cleckheaton, Yorks. Gives a list of the names and addresses of the exhibitors. This inlcudes [Sir; Henry Cort Harold] Carpenrer FRS and [Edgar] H. J. Schuster of the National Institute for Medical Research. [Does not give details about the orignal enquiry in question.] 23 May 1923