Discusses his position at Cambridge, which is apparently under threat.
Discusses his position at Cambridge, which is apparently under threat.
Reports the passing of [Universities Tests] Bill and the consequent end to a bother.
Discusses legal matters; CD’s will and setting up trusts for Henrietta Darwin’s forthcoming marriage.
Varying depth of top-soil in a ridge-and-furrow field with a depression.
Sends sentences from Hermann von Helmholtz about difference between minor and major chords.
Discusses the price of some heliotype prints [for Expression?].
Discusses his health following a visit to Dr C[lark?]. Has made an appointment for CD.
CD particularly wishes to see JT "On business not connected with himself" [the fund for Huxley’s holiday]. Asks whether CD may call that afternoon. GHD adds postscript saying CD very fatigued. He hopes JT can come to see CD instead, but he should not mention that GHD suggested it.
Corrects chemical concentrations CD has been using [in insectivorous plant experimentation].
Writes for CD to thank RS for his very valuable information.
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.
Sends table showing relative force of impact of weight dropped on a plane inclined at different angles.
Sends CD a draft of a letter to Nature [see 9087], which he thinks expresses CD’s meaning.
Sends, with CD’s approval, a clarification of CD’s explanation of how useless organs might diminish [see 9061]. Using Quetelet’s law of normal distribution GHD shows how horns of cattle, having become useless, would gradually diminish and finally disappear.
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.
On bodies of varying elasticity bouncing off inclined planes [see 9096].
Gives his and CD’s thanks for information on consanguinity among parents of asylum inmates.
Has finished the index [for Descent, 2d ed.].
Finds statistical evidence that cousin marriages are at least three times as frequent in "our rank" as in the lower.
Sends queries [on proofs of Descent, 2d ed.]. Will be finished, except for the index, in two days.
Is now less satisfied than formerly with his statistics on cousin marriage.
[Enclosure is a copy by GHD of J. S. Mill’s statement about Origin (Logic 2: 18 n.).]