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From:
Charles Babbage
To:
Sir John Herschel
Date:
[22 December 1818]
Source of text:
RS:HS 2.107
Summary:

Will visit him at Christmas. Regarding the theorem quoted by JH [see JH's 1818-12-20].

Contributor:
John Herschel Project
From:
William Lloyd Baker
To:
Sir James Edward Smith
Date:
22 Dec 1818
Source of text:
GB-110/JES/COR/2/1, The Linnean Society of London
Summary:

Observations on 'Lignum cyprinum', following an article in "Linnean Transactions"; has compared it with specimen of the same in [Richard] Pococke's herbarium, in the possession of Baker, and compares it to the 'Liquidamberi arbor' of [Leonard] Plukenet's "Phytographia", identified by [Paul Dietrich] Giseke as the 'Liquidambar styraciflua' of Linnaeus, and 'Acer campestre' from [Caspar] Bauhin's "Prodromus". Offers Smith any information from Pocoke's herbarium if required.

Outline sketch of leaf on verso of second folio.

Contributor:
The Linnean Society of London