Sends his son's thanks for Smith's opinion on his daughter's bad back, she is being treated by Sir Henry Halford [1st baronet (1766-1844), physician] and [Thomas] Copeland [(1781-1855), surgeon]. A proposal to unite the two Linnean dining clubs is being debated after a suggested first condition the rules of the club held at the British Coffee House take precedence was rejected. Relates observations made by his son, Robert, that keeping freshly caught trout with worms causes it to putrefy, and subsequent observations made by a gentleman applying trout to the stomachs of children with and without worms, recording the same results. Has sent Smith a barrel of oysters.