Letter, from William Whewell to Sir John Herschel, dated at Trinity College Autograph letter signed by sender. Comments negatively on whether photonomy is a proper name for the study of light. Has suggested that the B.A.A.S. invite eminent scientists to survey their specialties. Discusses whether B.A.A.S. should meet at Cambridge. Has published his review of John Frederick William Herschel's Prelim. Discourse. 18 September 1831