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1830-1839 in date 
Quetelet, Adolphe in addressee 
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From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[10 May 1830]
Source of text:
Académie belgique: #2 (fragment (French) Académie belgique: #3)
Summary:

Tells AQ of 'negligent inattention' regarding Belgium's instruments. Has extracted promise from [William?] Simms that the equatorial should be finished by Christmas and mural circle within the following year. Mentions seeing Colonel Blake and [G. P.] Dandelin. Regrets [P. F.] Verhulst's illness. Discusses lichen.

Contributor:
John Herschel Project
From:
John Herschel
To:
Adolphe Quetelet
Date:
19 Dec 1831
Source of text:
Correspondance Mathématique et Physique de l'Observatoire de Bruxelles, Tome VII, 1832
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[19 December 1831]
Source of text:
Académie belgique: #4
Summary:

Apologizes for being poor correspondent. Interested in AQ's idea of taking magnets along on trips. JH used to bring his barometer. Is busy reducing sweeps. Has little time for chemistry and optics. Discusses Borax. Has worked with orbits of double stars. Mentions Mrs. Somerville's Celestial Mechanics.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[27 June 1832]
Source of text:
Académie belgique: #5
Summary:

Requests that AQ forward letter to London explaining JH's delay in returning home. Promises to send latest paper on orbits of double stars. Mentions [Wilhelm] Struve's confirmation of data. States that [Wilhelm] Olbers is dying. [H. C.] Schumacher is recovering.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[12 November 1833]
Source of text:
Académie belgique: #6
Summary:

Addresses last words before departing to Cape. Informs AQ that results concerning absorption of light will be in next London and Edinburgh Philosophical Journal. One will be sent to AQ. Reminds AQ of promise to write JH at Cape.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[8 June 1837]
Source of text:
Académie belgique: #9 (ACCS: RS:HS 25.5.7)
Summary:

Expresses regret for not writing earlier. Thanks AQ for meteorological observations. Has complete series of observations from March 1835 to December 1836. Thanks AQ for reports on papers sent. Will depart in early 1838 and requests duplicates of all observations sent: one to England, one to the Cape. Apprises AQ of JH's work on double stars and nebulae.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[3 September 1837]
Source of text:
Académie belgique: #10
Summary:

Attached circular from Meteorological Committee of South African Literary and Philosophical Institution stating a change from 36 to 24 hours of hourly observation at solstices and equinoxes. Letter to AQ thanks for great work and requests AQ continue.

Contributor:
John Herschel Project
From:
Mary Somerville
To:
Adolphe Quetelet
Date:
16 Feb 1838
Source of text:
reprinted in Correspondance mathematique et physique, Quetelet (ed), Tome X, 1838, pg 463
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[25 October 1838]
Source of text:
Académie belgique: #12
Summary:

Thanks for duplicates of horary observations. Requests that AQ and his associates cease them after December 1838. Questions 'whether any and what' corrections are applied to observations. Has successfully seen second satellite of Saturn.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[15 November 1838]
Source of text:
Académie belgique: #11
Summary:

Thanks AQ for meteorological observations for September 1838 and other materials sent. Singles 12 and 13 November as extraordinarily clear. Observed a 'paucity of shooting stars' and an Aurora Borealis.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[29? June? 1839]
Source of text:
Académie belgique: #13
Summary:

JH's brother-in-law John Stewart, who is delivering this letter, seeks admission to a printing establishment. Asks AQ to aid JS. Lists recently received letters. Glad that AQ has [C. F.] Gauss's apparatus. Discusses an experiment in photography.

Contributor:
John Herschel Project