Copy letter from [Alfred Bray] Kempe, Treasurer of the Royal Society; to The Agent, Bank of England, Western Branch Sir, National Physical Laboratory Account of the Royal Society (General Account) With reference to the amount standing to the credit of the National Physical Laboratory (General Account), I should be glad if you would invest therefrom the sum of £6000 in three months' Treasury Bills, to expire not late than September 1st, 1916, and the sum of £8000 in six months' Treasury Bills, to expire not later than December 1st, 1916.' 18 May 1916