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Tyndall, John in addressee 
1860-1869::1869 in date 
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From:
Sir John Herschel
To:
John Tyndall
Date:
[28 May 1869]
Source of text:
RS:HS 17.406a (C: RI 559-60 & RS:HS 24:260)
Summary:

Thanks for paper on comets. Offers questions, problems to be resolved, particularly on termination of comet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John Tyndall
Date:
[30 May 1869]
Source of text:
RS:HS 17.407a (C: 24.264; C: RI 563-4)
Summary:

Suggests experiments with regard to polarization and vaporization, and comets' tails.

Contributor:
John Herschel Project
From:
David Brewster
To:
John Tyndall
Date:
Undated
Source of text:
MS JT/1/B/129; MS JT/1/TYP/1/160, RI
Summary:

No summary available.

Contributor:
Tyndall Project