Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary, the Faraday Society, 90 Great Russell Sqaure, WC1 States that Mr [Henry Thomas?] Tizard can expect permission to reproduce figure 10 from the paper by Mr. R.W. Fenning in Transactions Vol.A.225. ['VIII. Gaseous combustion at medium pressures. Part I. —Carbon monoxide air explosionsin a closed vessel. Part II. —Methane-air explosions in a closed vessel.'] Subject to acknowledgements being made and the consent of the author. States that the relevant blocks will be sent from the printers. 16 April 1923