Summary

Discusses his position at Cambridge, which is apparently under threat.

Summary

Reports the passing of [Universities Tests] Bill and the consequent end to a bother.

Summary

Discusses legal matters; CD’s will and setting up trusts for Henrietta Darwin’s forthcoming marriage.

Summary

Varying depth of top-soil in a ridge-and-furrow field with a depression.

Summary

Sends sentences from Hermann von Helmholtz about difference between minor and major chords.

Summary

Thanks GHD for extracts, but says the subject of music is beyond him.

Suggests that GHD deliberate over one or two sentences of his paper on dress ["Developments in dress", Macmillan’s Mag. 22 (1872): 410–16].

Refers to prospective marriage of Amy [Ruck and CD’s son Francis].

Summary

Discusses the price of some heliotype prints [for Expression?].

Summary

Discusses his health following a visit to Dr C[lark?]. Has made an appointment for CD.

Summary

Concerned about GHD’s health. Sends a prescription for a cough mixture.

Summary

Distressed by the poor health of GHD and Horace. Asks them to come home.

Summary

Anxious to have GHD come home because of his poor health. Recommends Huxley’s physician (Andrew Clark) – an advocate of milk diet.

Summary

Corrects chemical concentrations CD has been using [in insectivorous plant experimentation].

Summary

Thinks highly of GHD’s article [probably "On beneficial restrictions to liberty of marriage", Contemp. Rev. 22 (1873): 412–26]. A good omen for the future.

Summary

Criticises CD’s letter to Nature ["Complemental males in certain cirripedes", Collected papers 2: 177–82].

On the elimination of useless parts.

GHD fails to see the point of CD’s use of the law of distribution about a mean.

Summary

Sends table showing relative force of impact of weight dropped on a plane inclined at different angles.

Summary

Sends CD a draft of a letter to Nature [see 9087], which he thinks expresses CD’s meaning.

Summary

CD thinks GHD’s letter is an excellent clarification [of CD’s conjectural view on the elimination of useless parts in species], but does not want to publish it as his [CD’s] own. Asks GHD to think carefully before he publishes it.

Summary

Has decided to send the letter ["Variation of organs", Nature 8 (1873): 505].

Writes of his poor health and problems of settling in at Trinity.

Summary

Asks GHD whether he can tell him what inclination a polished or waxy leaf ought to hold to the horizon in order to let vertical rain rebound off as much as possible.

Summary

On bodies of varying elasticity bouncing off inclined planes [see 9096].