Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the National Physical Laboratory Informs the Secretary that the date at present set for the meeting of the Executive Committee of the National Physical Laboratory (21 June) is the day before the Royal Society's Ladies' Soiree, and so it will be impossible for them to use a room that day. Suggests they may want to re-arrange their meeting to another Thursday in June. 27 April 1927