Letter from Major A. J. A. Douglas, Scientific Expeditionary Research Association, 50 Pall Mall, London, to Lieutenant Colonel Sir David Prain, 12 Heathview Gardens. Putney Heath Arrangements for a cruise are almost completed, but Douglas requests advice. He asks if he and Mr. Collinette might see Prain at a convenient time and encloses a circular. With a note in ink by Prain: 'Asked to call at 16-18 Old Queen St. on Monday 29 Oct, at 12 noon D.P.' 22 October 1923