Copy letter from Robert William Frederick Harrison to Dr Vaughan Cornish, 31 Kensington Gardens Square, W 'Dear Sir, Soiree. Referring to your letter of April 12, we shall be happy to exhibit a selection of your photographs of surface waves at the Soiree on May 25th, if this can be arranged. Kindly fill up and return the enclose form, in order that the particulars may be considered.' [no enclosure] 14 April 1910