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Darwin, C. R. in correspondent 
1860-1869::1861::10::22 in date 
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DCP-LETT-3292A

From:
Henry Wenman Newman
To:
Charles Robert Darwin
Date:
[before 22 Oct 1861]
Source of text:
Journal of Horticulture, Cottage Gardener, and Country Gentleman n.s. 2 (1861–2): 76–7.
Summary:

Replies to CD’s query (see 3778): the queens or females of the humble bees are not fertilised in the air. Offers a number of observations relating to the fertilisation of bees and wasps, which he has made in the course of sixty years.

Contributor:
Darwin Correspondence Project

DCP-LETT-3294F

From:
Charles Lyell, 1st baronet
To:
Charles Robert Darwin
Date:
22 Oct 1861
Source of text:
Natural History Museum, Library and Archives (General Special Collections DC AL 7/1)
Summary:

Ice could not have formed the blockages in Lochaber unless in every case the water escaped over some col into a contiguous valley on the same watershed, or into the eastern watershed. Supposes that the cols were not land-straits, but the places where the lakes were drained when forced to flow the wrong way.

Contributor:
Darwin Correspondence Project
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