Darwin consents to his correspondence with Pieter Harting being published in Nature.

Thanks for Cross and self-fertilisation.

His work on poppy varieties confirms increased vigour with crossing.

JS is carrying out opium poppy experiments CD suggested. He is busy with opium duties. Observing many fields of poppies, day and night, JS finds them remarkably free of insects. Believes they are wind-pollinated and that varieties have prepotent pollen since he has shown they do not cross naturally.

Plans to send a paper on Cyclosis to Linnean Society.

Newspaper cutting of two side-by-side engravings of Lady Smith at the ages of 16 or 17 and 94 [pencil annotations list the former age as 25 and latter as 100 and that it was taken from the "Graphic, Feb. 24 1877"]

Thanks OZ for a "magnificent Album".

On Beagle voyage CD believed in permanence of species. Had occasional vague doubts. In autumn of 1836 saw how many facts indicated common descent of species. In 1837 opened notebook to record facts.