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Smyth, William Henry in correspondent 
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Herschel, John in addressee 
1830-1839 in date 
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From:
William Henry Smyth
To:
Sir John Herschel
Date:
[25 June 1830]
Source of text:
RS:HS 16.243
Summary:

Has difficulty observing sun spots. Thomas Maclear sends WS information for next year's occultation of Alpha Tauri. Completes rotating roof for personal observatory.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[7 June 1831]
Source of text:
TxU:H/M-0490.1; Reel 1093
Summary:

Prof. Barlow's paper on 'fluid refractor' leaves WS doubting JH's report of Beta Capricorni.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[23 October 1831]
Source of text:
RS:HS 16.244
Summary:

Pleased that JH has received knighthood. Observes Alpha1 Capricorni in attempts to see a double star. Thanks JH for double star observation outlines; asks for a 'large supply' of them.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[6 May 1832]
Source of text:
RS:HS 16.245
Summary:

Will observe transit [of Mercury] hoping it will provide good meridian data. Encloses sketch of telescope in Bedford.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[22 May 1832]
Source of text:
RS:HS 16.246
Summary:

Sends Gamma Virginis observations. Devotes time to nautical astronomy; experiments with formulae for calculating occultations. Takes interest in eclipse of Jovian satellites.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[3 September 1832]
Source of text:
RS:HS 16.247
Summary:

Sends micrometer observations of stars suggested by JH.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[28 September 1832]
Source of text:
RS:HS 16.248
Summary:

Unable to spot Biela's Comet. Outstanding observing conditions allow WS to sight normally difficult objects. Makes suggestions concerning JH's rotating roof plans.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[25 December 1832]
Source of text:
RS:HS 16.249
Summary:

Sights bright patch on moon; asks JH to confirm the observation.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[5 June 1833]
Source of text:
RS:HS 16.250
Summary:

Will be able to receive JH during Cambridge trip.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[29 June 1833]
Source of text:
RS:HS 16.251
Summary:

Meets Lord Bute at Oxford. Requests JH observe Gamma Virginis, Castor, and Polaris with WS's 10-ft. achromatic telescope.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[5 July 1833]
Source of text:
RS:HS 16.252
Summary:

Sends best wishes for JH's journey to Cape. Regrets missing him at Bedford during Cambridge trip.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[15 September 1833]
Source of text:
RS:HS 16.253
Summary:

Very impressed after meeting W. R. Dawes and discussing double stars with him. Asks JH to send Gamma Virginis observations from Cape.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[10 June 1834]
Source of text:
RS:HS 16.254
Summary:

Sends observations of the double stars, which JH had suggested.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[1 October 1834]
Source of text:
RS:HS 16.255
Summary:

Thanks JH for Gamma Virginis observations, which are finally in accord with his. Sends observation of the double stars JH suggested watching. Works with Richard Sheepshanks. Francis Baily delivers details on Edinburgh meeting of philosophers. Sends news from Niccolo Cacciatore, who has returned to the Observatory in Naples.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[4 February 1835]
Source of text:
RS:HS 16.256
Summary:

Adds clock to telescope, enhancing distance measuring power. Search for Halley's Comet begins. Reports double star data; observes nebulae in JH's Catalogue of Nebulae. R.A.S. location moved to Somerset House. Quarrel between James South and Richard Sheepshanks being arbitrated.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 July 1835]
Source of text:
RS:HS 16.257
Summary:

Describes factors that led to C. P. Smyth's appointment to Cape. Uses rock crystal prism for double star observations. Continues observing JH's nebulae with equatorial clock. Approves of proposal for worldwide meteorological observations; will distribute brochures.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 October 1835]
Source of text:
RS:HS 16.258
Summary:

Details sighting of Halley's Comet; sends chart of dates, times, right ascension, and declination. Receives letter from Niccolo Cacciatore, which 'gives hopes of a new planet.'

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 February 1836]
Source of text:
RS:HS 16.259
Summary:

Presents JH with R.A.S. medal for Catalogue of Nebulae.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[29 April 1836]
Source of text:
RS:HS 16.260
Summary:

Reports conflicting observations of Gamma Virginis. Uses JH's method of measuring double star positions.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[23 July 1836]
Source of text:
RS:HS 16.261
Summary:

JH letter on Gamma Virginis read at R.A.S. meeting. Niccolo Cacciatore appointed to new position at Palermo Observatory, where he plans to sell the Almanack. Many R.A.S. members experimenting with telescopic lenses.

Contributor:
John Herschel Project