Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Treasure[r]; La Societe Helvetique des Science Naturelles 'In the absence of Sir Arthur Schuster I have to acknowledge the receipt of your letter of the 4th March enclosing a cheque for 250 Frs. francs. The letter will receive attention on Sir Arthur Schuster's return to England early next month.' 9 March 1927