Darwin requests a clean proof of Darwin and Wallace 1858 to send to ARW.

Working on abstract, which now is to consist of a number of sections each to be read at Linnean Society and to be published as a unit. Has finished section on variation under domestication.

Thanks JDH for stylistic corrections on MS of large and small genera.

Observations, while walking along headlands, on thistle-down blown out to sea and then blown inland.