Content Description Three letters written to a young Rory Conces by Dr. Clyde Tombaugh, 1 April 1966, 1 May 1968 and 22 June 1970. Letters pertain to recommendations for training in astronomy and a U.F.O. sighting by Tombaugh on 20 August 1949.

Abstract Research notebooks, drawings and photographs created by amateur astronomer Latimer James Wilson, 1903-1948. The bulk of the collection consists of Wilson's notebooks with observations, drawings and photos of the planets Mars and Jupiter. Other planetary research, publications, drawings, and more than 1,000 photographs by Wilson are also included. Letters between Wilson and other notable amateur astronomers make up the correspondence.