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The Royal Society: Science in the Making

Copy letter, from Sir John Herschel to James Thomas Walker, dated at Collingwood

Reference number: HS/18/12

Date: 24 December 1863

Description

Copy of a letter. Received tables of heights recorded in 'Sind, the Punjab, N.W. Provinces, and Central Asia.' Sees scientific interest in James Thomas Walker's described effect of refraction on levelling. Work is important to irrigation.

Reference number
HS/18/12
Earliest possible date
24 December 1863
Page extent
1 page
Format
Manuscript
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Creator name

John Frederick William Herschel

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Citation

John Frederick William Herschel, Copy letter, from Sir John Herschel to James Thomas Walker, dated at Collingwood, 24 December 1863, HS/18/12, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_18_12/copy-letter-from-sir-john-herschel-to-james-thomas-walker-dated-at-collingwood, accessed on 11 February 2026

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  • Herschel Letters

    This collection of nearly 10,900 letters, drafts, copies and notes is the largest repository of scientific correspondence from and to Sir John Herschel, leading figure of Victorian science.

    Dates: 1807 - 1875

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