Will FD try to persuade A. D. Bartlett to show a live snake to a porcupine and observe whether the porcupine rattles the quills on its tail? [See 8333.]

Thanks for CD’s testimonial.

Is the horned toad of Oregon a batrachian or a lizard?

Hopes AG will be promoted in the British Museum.

Work will prevent his visiting Down as he had planned.

Wishes to insert R. B. Litchfield’s remarks [into Expression] but will not give them as his own.

Has found the skull of the horned cock.

With regard to CD’s suggestion about the possibility of producing a pigeon breed with differently coloured sexes, WBT reports the results of crossing blue and silver dragons; the silver offspring are almost always hens.

Would like the latest edition of the Origin.

Encloses notes on volume one [of Descent].

Encloses a photograph showing the bleaching effect of the sun’s rays on dun feathers in pigeons.