Sends Ernst Haeckel’s [Generelle] Morphologie [1866] and C. K. Sprengel’s book [Entdeckte Geheimniss der Natur (1793)].
A. Gaudry and L. Rütimeyer have declared in favour of CD’s views.
Showing 1–20 of 100 items
Sends Ernst Haeckel’s [Generelle] Morphologie [1866] and C. K. Sprengel’s book [Entdeckte Geheimniss der Natur (1793)].
A. Gaudry and L. Rütimeyer have declared in favour of CD’s views.
Has read Variation;
is preparing a monograph on Scotch deerhounds. Offers CD information on size of male and female deerhounds.
Might not the effect of human mother’s imagination on "character of offspring" support Pangenesis?
No summary available.
Measurements of the Bornean ape (Macacus inornatus, Gray). [See Descent 1: 151.]
Encloses papers from J. B. Smith, supporter of weights and measures bill. [JH's daughters] Maria and Amelia visited House [of Commons] yesterday, but ladies's gallery was full and they could not observe proceedings. Trial of American president [Andrew Johnson] is political farce.
JH is bound by promise to J. M. Cameron not to sit for portraits by other photographers. Will not sign photograph of JH sent by JS if this is intended for publication. Offers to write article on musical scale for Quarterly Journal of Science.
Answers CD’s objection [see 6121 and 6146] about sexual differences and protective colouring. Summarises his theory of colour in nature.
BDW believes the coloration of species [of Anthocaris] provides a case of sexual selection.
The state of entomology in the U. S.; Darwinism now a common creed, especially among entomologists.
Why did French chose arc from Dunkirk to Barcelona as basis for metric measurements? Explain meridian lines. Why are linear metric measurements founded on arc, rather than on straight line? Criticizes William Ewart for introducing metric bill.
Reports another case of syndactylism.
Requests CD testimonial for Sherardian Professorship of Botany.
Proportion of sexes in ruffs [see Descent 1: 306].
Colour display in linnets, songbirds. Courtship display of Australian pigeon at zoo.
Replies to CD’s query on expression of emotions.
Returns petition to JH. Read JH's paper. Venomous propositions [in House of Commons].
Criticism of ARW for too little esteem of the role of sexual selection as agent in giving colour.
Response to other topics.
Cannot judge GWC’s fitness for the Botanical Chair at Oxford. But CD appreciates his work, particularly that on spontaneous generation [Proc. R. Soc. Lond. 13 (1863–4): 313; 14 (1865): 178].
Encloses a testimonial for GWC [see 6162]. Feels himself poorly qualified to give a testimonial for a botanist and apologises for his brevity.
Asks about the ratio of male to female Lepidoptera.
Thanks CD for testimonial.
Thanks JJW for his great assistance.
Discusses sexual selection in birds.
Sends queries on secondary sexual characteristics of birds.
Has often marvelled at the different growth of the flowering and creeping branches of ivy.