Note sur les moteurs a petrole pour sous-marins / Jean Rey. 1917 Mar. [31p. ts. including 5 photos. Bound with 3 letters of 1932 Sept (2) and 1917 Mar (1) to Eng. Capt. Edgar C. Smith of Purley, from P. Augustin-Normand, Le Havre; J. Rey, Sautter-Harle, Paris; and the director of Sautter-Harle, respectively on the same subject (10p. ts.)]