On the eloges of William Herschel being prepared by François Arago and J. B. Fourier. JH's and JS's work on double stars much appreciated among French astronomers. On Alexis Bouvard, Arago, and other French astronomers. On Wilhelm Struve's observations of double stars.

Proposes accompanying Smith to London via Bury for Horticultural Society and Linnean Club meetings, and if not suitable invites him to Bury in May. Notes that in [Thaddeus Mason] Harris' [(1768-1842), American clergyman] "Natural History of the Bible" Smith is quoted as naming the "lilies of the field" 'Amaryllis lutea'. Wonders if he can find 'Ophrys aranifera' for the lack of rain; has previously found it in flower the last day of March, and expects to hear the cuckoo in a week to ten days.