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DCP-LETT-2477A

From:
Charles Robert Darwin
To:
Robert Main
Date:
27 July [1859]
Source of text:
Royal Astronomical Society (MSS Radcliffe. E.1.200)
Summary:

Thanks RM for copies of CD’s article on geology in the Admiralty scientific manual [J. F. W. Herschel ed., A manual of scientific enquiry (1849)].

Contributor:
Darwin Correspondence Project

DCP-LETT-7335

From:
Charles Robert Darwin
To:
Robert Main
Date:
6 Oct 1870
Source of text:
American Philosophical Society (Mss.B.D25.384)
Summary:

Regrets he is unable to correct his "little manual" ["Geology" in Manual of scientific enquiry (1849)]. Recommends that John Phillips revise it.

Contributor:
Darwin Correspondence Project
Text Online

Faraday1295

From:
Robert Main
To:
Michael Faraday
Date:
25 June 1840
Source of text:
RGO 6/706
Summary:

No summary available.

Contributor:
Faraday Project

Herschel109

From:
Robert Main
To:
Sir John Herschel
Date:
[23 July 1844]
Source of text:
RGO 6.675.356
Summary:

As G. B. Airy is traveling in Ireland for his health, RM acknowledges receipt of JH's 1844-7-22, with a promise to deal with it as JH wishes.

Contributor:
John Herschel Project

Herschel110

From:
Sir John Herschel
To:
Robert Main
Date:
[24 July 1844]
Source of text:
RGO 6.675.357
Summary:

Asks RM to forward letter [see JH's 1844-7-22] immediately to G. B. Airy.

Contributor:
John Herschel Project

Herschel11914

From:
Robert Main
To:
Sir John Herschel
Date:
[5 April 1853]
Source of text:
RS:HS 12.276
Summary:

Wishes to apply for the vacancy that has occurred in the Superintendance of the Nautical Almanac, and would welcome JH's support.

Contributor:
John Herschel Project

Herschel11915

From:
Robert Main
To:
Sir John Herschel
Date:
[6 April 1859]
Source of text:
RS:HS 12.277
Summary:

Is a candidate for the position of Radcliffe Observer and would be pleased if JH would send a testimonial to the Radcliffe Trustees.

Contributor:
John Herschel Project

Herschel11916

From:
Robert Main
To:
Sir John Herschel
Date:
[21 October 1861]
Source of text:
RS:HS 12.278
Summary:

Is obliged for JH's letter acknowledging the receipt of the Radcliffe Catalogue; regrets the delay and will inquire into the cause. Has purchased R. C. Carrington's transit circle for the Radcliffe and would welcome JH's advice as to its employment.

Contributor:
John Herschel Project

Herschel11917

From:
Robert Main
To:
Sir John Herschel
Date:
[29 January 1863]
Source of text:
RS:HS 12.279
Summary:

Is pleased that the Government have put Sir Thomas Maclear on the Civil list. Has read JH's paper on atoms with much interest and amusement. Hopes that JH will call at the Observatory when in Oxford. Finds the R. C. Carrington transit circle a valuable instrument. Comments on his observations.

Contributor:
John Herschel Project

Herschel11918

From:
Robert Main
To:
Sir John Herschel
Date:
[21 September 1868]
Source of text:
RS:HS 12.280
Summary:

Comments on double star observations and some papers on the subject.

Contributor:
John Herschel Project

Herschel11919

From:
Robert Main
To:
Sir John Herschel
Date:
[30 September 1868]
Source of text:
RS:HS 12.281
Summary:

About the location of several different sets of double star observations.

Contributor:
John Herschel Project

Herschel11920

From:
Robert Main
To:
Sir John Herschel
Date:
[1 October 1868]
Source of text:
RS:HS 12.282
Summary:

Comments on the quality of some of the double star observations in print.

Contributor:
John Herschel Project

Herschel11921

From:
Robert Main
To:
Sir John Herschel
Date:
[26 January 1869]
Source of text:
RS:HS 12.283
Summary:

Offers to send on to JH any notices of double star observations that he receives.

Contributor:
John Herschel Project

Herschel11922

From:
Robert Main
To:
Sir John Herschel
Date:
[29 August 1870]
Source of text:
RS:HS 12.284
Summary:

Asks JH if he wants to make any changes in his article on meteorology for a new edition of the Admiralty Manual.

Contributor:
John Herschel Project

Herschel11923

From:
Robert Main
To:
Sir John Herschel
Date:
[2 September 1870]
Source of text:
RS:HS 12.285
Summary:

Sends some remeasured double star positions from the Radcliffe Observatory, together with comments about other double star observations.

Contributor:
John Herschel Project

Herschel12135

From:
Sir John Herschel
To:
Robert Main
Date:
[17 October 1861]
Source of text:
RS:HS 23.342
Summary:

Thanks for the receipt of the Radcliffe catalogue of stars, but wishes observations had been equatorial rather than circumpolar.

Contributor:
John Herschel Project

Herschel12136

From:
Sir John Herschel
To:
Robert Main
Date:
[25 October 1861]
Source of text:
RS:HS 23.344
Summary:

Suggests an observational program for RM's newly purchased transit circle [see RM's 1861-10-21].

Contributor:
John Herschel Project

Herschel12138

From:
Sir John Herschel
To:
Robert Main
Date:
[19 September 1868]
Source of text:
RS:HS 24.227
Summary:

Thanks RM for the double star observations he has sent.

Contributor:
John Herschel Project

Herschel12139

From:
Sir John Herschel
To:
Robert Main
Date:
[29 September 1868]
Source of text:
RS:HS 24.229
Summary:

Sends RM a copy of Angelo Secchi's double star observations pointing to a very large number of calculation errors.

Contributor:
John Herschel Project

Herschel12140

From:
Sir John Herschel
To:
Robert Main
Date:
[24 November 1868]
Source of text:
RS:HS 24.240
Summary:

Seems to JH to be some systematic error in some of RM's observations; JH includes examples.

Contributor:
John Herschel Project
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