Returns paper on musical scales; agrees with GS's comments on A. Prazmosky's paper [see GS's 1868-12-10].
Returns paper on musical scales; agrees with GS's comments on A. Prazmosky's paper [see GS's 1868-12-10].
No summary available.
JT's paper on polarization of sky light suggests that neutral points are functions of cloud density. This verifies JH's earlier explanation of blue sky color. Incomplete polarization. Cause of blue color in water. Corrects note on W. A. Miller's observations of rainbows.
Polymorphism in butterflies.
Apologises; CD is correct: the object his foreman found is not organic.
Hopes Miss [Sarah Elizabeth] Wedgwood will sell part of her land for a parsonage at Down. Recounts his futile efforts to obtain land in the past.
Encloses news item about the supposed hybrid [of cow and deer].
Thanks for paper verifying JH's prediction that explanation of blue sky color carries with it that of polarization of skylight. Involves ultimate link between chemical and analytical dynamics. Notes that 'neutral points' in sky polarization have yet to be explained; offers tentative explanation based on clues in JT's work.
Describes an animal that is said to be a hybrid between a cow and a deer.
Has arranged for the last R.A.S.M.N. to be sent to him. Lieut. John Herschel has detected a fourth line in the spectrum of the Nebula in Orion.
No summary available.
Results of his breeding have not borne out his opinion that females are more numerous in Lepidoptera [see Descent 1: 313]. Still convinced he is right, suggests only way to settle question is by controlled breeding of large numbers of each species.
Has received JBI’s two letters; agrees with him, but does not know what to do about [the alleged misconduct of] John Robinson. Reports in a long postscript on vain efforts to confirm rumours. Suggests JBI come to Down to see how affairs stand.
Will be sending some Pyretheum roseum and some birdlime with instructions for their use. Wrote a few lines to JH's son.
On why it is said Indian elephants do not breed in captivity; mating habits of male so violent as to require restraint.
Thanks for information about the spurs in the young of Pavo muticus and Pavo cristatus.
Sends letter [from Haeckel?] opened by mistake.
August Schleicher a great loss.
Has forwarded a veterinary surgeon’s description of the supposed hybrid [of cow and deer, see 6504]. A neighbour who has seen it is convinced it is genuine.
JBI can do no more about John Robinson.
No summary available.
Concerning death of August Schleicher.
No summary available.