Letter, from Thomas Young to Sir John Herschel, dated at Park Square Autograph letter signed by sender. Feels responsible for John Frederick William Herschel refusing to accept Navy's £25 reimbursement. Used John Frederick William Herschel's [equinoctial] time [in Nautical Almanac supplement], but with different notation. Disagrees that England's scientific reputation depends upon its government. William Richardson is justified in continuing work of late Board of Longitude. Reports meeting in Paris with Jacques Babinet and François Arago. 1 September 1828