Copy letter from Robert William Frederick Harrison to Dr H Forster Morley, International Catalogue of Scientific Literature, 34 & 35 Southampton Street, Strand, WC 'Dear Dr Morley, I write to remind you that the half year's interest to November 5, 1909, on the Society's loan of £5,500 has not yet been paid over to us. Perhaps you can make arrangements for the payment of this interest at an early date.' 12 April 1910