Correspondence and other papers regarding the Institute of Navigation, including the following items:

General correspondence with the Institute of Navigation, reports on meetings, discussions on membership and Fellowship, invitations to H. Spencer Jones to attend lectures, etc., 1949-1954. The correspondents include R. Atkinson, D.H. Sadler and M.W. Richey.

Minutes of meetings of the Institute of Navigation, 22 November 1949, 30 October 1953 and 19 March 1954.

Copy of the forward by H. Spencer Jones to Professor E.G.R. Taylor's book 'Mathematical Practitioners of Tudor and Stuart England', 1953.

Correspondence with the Royal Institute of Chartered Surveyors and the Royal Geographical Society, 1952.

Proposal by E.G.R. Taylor for a memoir on 'English Mathematical Practitioners of the 16th and 17th Century', 1952.

Correspondence with the Stanford Research Institute, 1949.