Letter, from George Peacock to Sir John Herschel, dated at Trinity College, Cambridge Autograph letter signed by sender. Syndicate appointed to consider the erection of an observatory at Cambridge. Gives details of passage through the Senate. Was obliged for J. B. Biot's letter of introduction; found his talents and candor delightful. Had estimate from Edward Troughton for instruments for the Observatory. Printing of the examples began yesterday. 3 December 1817