A. G. Butler has named the specimens sent by CD with Fritz Müller’s letter.

Sends several facts relating to sexual selection, mimicry, and hybrids.

Discusses the possibility that mimicked and mimicking forms have descended from originally allied forms and have diverged in structure but not in appearance.

CD is urged to increase to 20 his shares in the Artizans, Labourers & General Dwellings Co. Ltd. Many prominent people have done so.

On colours and breeding of rabbits.

Endorses revised statement about Butler’s odd hereditary habit;

describes a séance at William Crookes’s.

Data relating to experiments; shrinkage of earth on drying.

Sends two vines for CD’s experiments, with instructions for grafting.

Mentions a hybrid plum–peach.

Sends, for signature, a statement approving change in rules of the Leopoldino Academy [Dresden] to be forwarded to CD to sign.

Would like to do Russian translation of Expression.

May come to England.

Has forwarded CD’s letter to Crookes.

Requests letter recommending him for the Chair of General and Comparative Physiology at the Royal Veterinary College.