Copy letter from the Treasurer of the Royal Society to the Agent, Bank of England, Western Branch 'I shall be obliged if, in accordance with the course which has been previously adopted, you will place in the hands of the Government Broker the sum of £12,000 out of the amount standing to the credit of the National Physical Laboratory Account of the Royal Society (General Account), as no part of this sum will be required for expenditure until July next.' 7 May 1915