Search: Herschel, John in correspondent 
Proctor, Richard Anthony in correspondent 
1870-1879::1870::06 in date 
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Herschel8735

From:
Sir John Herschel
To:
Richard Anthony Proctor
Date:
[1 June 1870]
Source of text:
RS:HS 24.316
Summary:

Continues to explain matters in perturbation theory. Stresses need for careful observations in solar eclipses. Doubts the existence of the hypothetical intermercurial planet Vulcan.

Contributor:
John Herschel Project

Herschel8736

From:
Richard Anthony Proctor
To:
Sir John Herschel
Date:
[2 June 1870]
Source of text:
RS:HS 14.126
Summary:

Admits his misstatement in RP's Other Worlds than Ours concerning perturbation of outer planets. Shares JH's doubts about existence of Vulcan. Speculates on the extent of meteoric material in the solar system. Comments negatively on J. Norman Lockyer's views on meteors.

Contributor:
John Herschel Project
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