Letters to June Kellett, March 1949 to April 1949.

Letters numbered 237-252, from John Treleaven to June Kellett. From HMS VANGUARD, 13 Mar-9 April 1949. His letters included an explanation of some points of marine engineering and thermodynamics, number 241, 20 Mar; he also wrote a detailed description of his visit to Rome, where he met the Pope, number 247, 1 Apr. [1 folder, 50 pages]