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From:
Sir John Herschel
To:
William Selwyn
Date:
[30 April 1870]
Source of text:
RS:HS 24.309
Summary:

Is returning March heliographs. Discusses the appearance of the spots. Has not received the April heliographs.

Contributor:
John Herschel Project
From:
Warren de La Rue
To:
Sir John Herschel
Date:
[30 April 1870]
Source of text:
RS:HS 6.171
Summary:

Has just learnt that some negatives were sent to his former place of residence. Will forward them when he goes to the City. A vote has been made from the Donation Fund of the R.S.L. for six copies of the Kew Solar negatives.

Contributor:
John Herschel Project
From:
Richard Anthony Proctor
To:
Sir John Herschel
Date:
[30 April 1870]
Source of text:
RS:HS 14.122
Summary:

Sends map from his new atlas. Reports finding a region rich in bright stars in the northern hemisphere but distinct from the Milky Way. States that in a Royal Institution lecture, he will claim that telescopes cannot reach the limits of the sidereal system and that it is far more complex than traditionally assumed.

Contributor:
John Herschel Project
Text Online
From:
Ferdinand von Mueller
To:
Julius Haast
Date:
30 April 1870
Source of text:
MS papers 37, folder 208, no. 578, Haast family papers, Alexander Turnbull Library, Wellington
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online
From:
Joseph Dalton Hooker
To:
Alfred Russel Wallace
Date:
30 April 1870
Source of text:
British Library, The: BL Add. 46435 f. 167
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project