From:
Thomas Young
To:
Sir John Herschel
Date:
[11 December 1825]
Source of text:
RS:HS 18.337
Summary:
Suggests change in JH's table of refractions. Possible error in John Pond's reductions [illustration].
Contributor:
John Herschel Project
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Suggests change in JH's table of refractions. Possible error in John Pond's reductions [illustration].