Progress of pigeon and poultry breeding experiments. No loss of fertility observed yet.

Blue-eyed cats and deafness.

Has been very busy, which will account for his error. Will adopt JH's plan.

Hopes to move Caroline (JH's daughter) to the seaside; then she will have a better chance of making a recovery. Probably expecting Willy home soon.

Would like WED to send a specimen of the unusual plant organ of which he sent a drawing.

JDH and Oliver impressed with CD’s observations on gyratory motion of plants.

CD pleased with Bentham’s Linnean Society address on the reception of Darwinism [J. Proc. Linn. Soc. Lond. 7 (1863): xi–xxix].

JDH’s social "dogma": "Brains x Beauty = Breeding + wealth".

[Dated 9 June by JDH.]

New invention for measuring barometrical variations on an increased scale.