Five photographic books and catalogues comprising George Mason Pictures in black and white; or professional photographers photographed, cloth, 8v.o., London: H. Greenwood & Co., n.d.; Dyer Intensity coils, how made and how used, Seventeenth edition, London: Perken, Son and Rayment, 1891; The Ensign Handbook of Photography, paper covers, London: Houghtons Ltd, n.d. [c.1915]; My camera book and guide to photography, paper covers, London: W. Butcher and Sons, n.d., [c.1922]. (5)