Lists and briefly describes the topics of the approximately 1,500 letters in the Elgin (Scotland) Museum that Scottish naturalist Gordon (1801-93) wrote or received relating to science. Supporting material covers other material among the letters, works cited in or related to the letters, correspondents and acquaintances, selected related documents and manuscripts, and Gordon's publications. Indexed by place name and subject. Distributed in the US by Ashgate. Annotation c. by Book News, Inc., Portland, Or.