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Herschel, John in addressee 
John Herschel Project in contributor 
Airy, George Biddell in author 
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Showing 41–60 of 626 items

Herschel4676

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[1 October 1833]
Source of text:
RS:HS 1.61
Summary:

Summary of the letter of same date sent to JH at Slough (HS.1.60).

Contributor:
John Herschel Project

Herschel4677

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 October 1833]
Source of text:
RS:HS 1.62
Summary:

Has not been requested to settle the affair about Henry Taylor and the Stephen Groombridge business. Would JH send him what he has ready for printing, with directions? Observations on the 4th satellite of Jupiter.

Contributor:
John Herschel Project

Herschel4678

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 April 1834]
Source of text:
RS:HS 1.63
Summary:

Observations on the weather of the past winter. 42 Virginis. Printing of [Stephen] Groombridge's catalogue. Has written article for the Penny Cyclopaedia. Refracted light in prisms. Machine for polarization of the sky. Petition to Parliament to abolish religious tests for degrees at Cambridge.

Contributor:
John Herschel Project

Herschel4679

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[20 June 1834]
Source of text:
RS:HS 1.64 (C: RS:HS 1.65)
Summary:

Summary of GA's 1834-4-24, with additional information that he has written a book entitled Gravitation. Confusion over 42 Virginis. Affair between James South, and Edward Troughton and William Simms has been referred to arbitration. Experiments on Newton's rings by transmission. Letter to Thomas Maclear about his mural circle. Saw the eclipse of 16 July. Tarnish of JH's mirrors. R. A. Cauchoix's delay with telescope. [The final two pages of this letter are from Richarda Airy to Margaret Brodie Herschel.]

Contributor:
John Herschel Project

Herschel4680

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[19 October 1834]
Source of text:
RS:HS 1.66 (C: RS:HS 1.67)
Summary:

Abstracts of barometrical pressure in various parts of the earth. Has used James South's equatorial with Richard Sheepshanks's clockwork attached. Constitution of Paris Observatory being changed. D. F. J. Arago's experiments on glass and metal. Humphrey Lloyd's experiments on reflected light. Edinburgh's Observatory site likely to be changed. John Pond (Astronomer Royal) has been asked to resign. Thomas Maclear's Cape circle. Reasons for the delay in delivery of R. A. Cauchoix's telescope to Cambridge. House of Lords and Commons burnt down.

Contributor:
John Herschel Project

Herschel4681

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[14 February 1835]
Source of text:
RS:HS 1.68
Summary:

Has just been made president of the R.A.S. No news of John Pond's retirement. R. A. Cauchoix's telescope has arrived. Printing of his 1834 observations are well advanced.

Contributor:
John Herschel Project

Herschel4682

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[10 July 1835]
Source of text:
RS:HS 1.69
Summary:

Sends his 1834 observations. Has received JH's weather observing instructions. Likely to accept the post of Astronomer Royal when John Pond resigns. Further remarks on new telescope and of E. J. Cooper's (near Sligo) - planetary disks - errors of divisions of circles. Possibility of small observatory in Upper Canada.

Contributor:
John Herschel Project

Herschel4683

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[7 February 1836]
Source of text:
RS:HS 1.71 (C: RGO 6.368.601)
Summary:

Past difficulties and faults with running of Royal Observatory. Hopes Halley's Comet has been observed. Further information on the telescope presented to Cambridge Observatory by Hugh Percy (3rd Duke of Northumberland). James Challis has succeeded GA at Cambridge. Proposed new railway near Royal Observatory and its effect on observations.

Contributor:
John Herschel Project

Herschel4684

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[3 November 1836]
Source of text:
RS:HS 1.72 (C: RGO 6.368.608)
Summary:

Another son born. Has given lectures at Cambridge University. Remarks on routine at Royal Observatory. St. Helena Observatory closed. Printing of the Greenwich Observations. 'Northumberland' telescope not ready yet. Observations on the Greenwich zenith tube. Estimates for the Observatory. Suggests that the Observatory should be moved to a new site. Railway plan near Greenwich altered. James MacCullagh's new theory of optics.

Contributor:
John Herschel Project

Herschel7400

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[1838-5 or later]
Source of text:
RAS:JH Archive 5/4.7 verso; Reel 8
Summary:

[Form Letter] Government committee appointed to replace standards of length and measure destroyed in Parliament fire. List of questions seeking recipients' opinion on subject.

Contributor:
John Herschel Project

Herschel1728

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[7 June 1838]
Source of text:
TxU:H/M-0626.3
Summary:

A notice of meeting of the Standards Commission.

Contributor:
John Herschel Project

Herschel14685

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[9 June 1838]
Source of text:
TxU:H/M-0626.1; Reel 1084 (ACCS: RGO 6.340.272)
Summary:

Asks JH to compile list of questions to be sent to 'commercial bodies' regarding prospective changes in standards of weights and measures. To be presented at June 1838 meeting of Commission of Standards [see JH's 1838-5-24].

Contributor:
John Herschel Project

Herschel4685

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[26 June 1838]
Source of text:
RS:HS 1.73 (C: RGO 6.368.616)
Summary:

Encloses official instructions to Thomas Maclear. Prices of telescopes. Remarks on caustics.

Contributor:
John Herschel Project

Herschel14686

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[2 July 1838]
Source of text:
TxU:H/M-0626.2; Reel 1084
Summary:

Announces 7 July meeting of Standard Commission at R.A.S. apartments.

Contributor:
John Herschel Project

Herschel3456

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[12 November 1838]
Source of text:
RS MM.16.147 (ACCS: RGO 6.675.213)
Summary:

No one on committee has taken sufficient initiative to obtain funding for magnetic instruments. Hopes S. H. Christie and JH will act in this regard. Discusses doubts about South Polar magnetic expedition.

Contributor:
John Herschel Project

Herschel1729

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[14 November 1838]
Source of text:
TxU:H/M-0626.4;.Reel 1084 (ACCS: RGO 6.340.273)
Summary:

The Standards Commission will need to meet soon; JH is asked to indicate most convenient, and most inconvenient, days. [See GA's 1838-6-9].

Contributor:
John Herschel Project

Herschel1730

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[20 November 1838]
Source of text:
TxU:H/M-0626.5 (ACCS: RGO 6.340.278)
Summary:

Trying to organize a meeting time for the Standards Commission that will suit everybody; GA wants to make very few changes in the standard relationships [see JH's 1838-11-18].

Contributor:
John Herschel Project

Herschel1731

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[23 November 1838]
Source of text:
TxU:H/M-0626.6
Summary:

A notice of meeting of the Standards Commission.

Contributor:
John Herschel Project

Herschel4686

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[20 January 1839]
Source of text:
RS:HS 1.75 (C: RGO 6.368.618)
Summary:

Any news of Field Measuring bars—alteration in size of Observatory at Cape Town? Observations on use of magnetic needle. Has JH found a suitable country house yet?

Contributor:
John Herschel Project

Herschel4687

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[3 February 1839]
Source of text:
RS:HS 1.76
Summary:

Further observations on the alterations at Cape Town Observatory. Any news of the measuring bars?

Contributor:
John Herschel Project
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