Thanks for ducks’ skins, for which he encloses postal order.

CD questions ADB on the mode of feeding of geese and on the existence of variations in the structure of the bill; is trying to trace gradations in structure and habits.

Reports how his sons enjoyed their trip to America.

Is glad SRSN is settled in Dresden.

Requests a prescribed physic [not specified].

Thanks for offer of photograph.

Seeks correspondent’s support for his nephew, Henry Parker, for membership in the Athenaeum.

Tells correspondent how to locate Michael Faraday’s widow [Sarah Barnard].

Comments on the sudden death of Chauncey Wright.

Thanks for Chauncey Wright’s work [Philosophical discussions (1877)].

Gladstone visited recently, and they discussed the future role of the United States as a world power.

Sends an informal title-page [for Orchids, 2d ed.].

Appreciates the condolences for Frank [on death of his wife, Amy].

CD and Emma are delighted with forthcoming marriage of W. E. Darwin to Sara [Sedgwick].

Glad to see TWH for Sunday dinner.

Thanks AFG for his interesting communication. Has sent it to Nature for publication [see 11497].

Cannot help with correspondent’s study. CD has a poor ear for music. Recommends Helmholtz’s work.