Comments on receiving copy of Lyell’s Elements [of geology]. Much is new to CD, and he is copying out notes and references.
Criticises geological work of John Phillips.
Describes expedition to Glen Roy, about which he is writing a paper ["Parallel roads of Glen Roy" (1839), Collected papers 1: 87–137].
Enjoys the Athenaeum Club.
Criticises entomological work of F. W. Hope.
Asks Lyell to obtain for him a copy of barometric readings made at Leith.
Asks him to ascertain altitude of several Scottish lochs.
Comments on FitzRoy’s character.