Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Joseph Lawrence Nayler,] the Secretary of the Aeronautical Society; National Physical Laboratory Approves the Secretary's request to bok one of the Society's rooms on January 4th, 2.30, January 11th, 3, January 18th, 11, amd January 25th, 2.30, for the Aerodynamic Sub Committee, the Aeronautical Research Committee, the Engine Sub-Committee and the Materials and Chemistry Sub-Committee respectively. 14 December 1920