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From:
Thomas Maclear
To:
Sir John Herschel
Date:
[24 January 1836]
Source of text:
RAS:JH Archive 7/3.6; Reel 8
Summary:

Found comet in Scorpio this morning. Gives map and description. Something wrong with reflector. 'Paarl expenses.' Describes puff adder captured by Dr. Guerd. Glad that Stone is doing well.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
25] January [1836
Source of text:
unknown
Summary:

Invites TM to come see Halley's Comet in JH's large reflector. JH reports his observations of the comet.

Contributor:
John Herschel Project
From:
Alphonse Candolle
To:
Sir John Herschel
Date:
[26 January 1836]
Source of text:
RS:HS 5.320
Summary:

Botanical and meteorological queries. Sends meteorological observations.

Contributor:
John Herschel Project
From:
Niccolo Cacciatore
To:
Sir John Herschel
Date:
[26 January 1836]
Source of text:
RS:HS 5.140
Summary:

His recent work. Star readings. JH has been elected a member of the Academy of Palermo.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
[26 January 1836]
Source of text:
RS:HS 12.82
Summary:

As the error of the African chronometer is only 0m 1.1s fast on Cape mean time, he sends it. James Adamson is with TM or TM would avail himself of JH's invitation. The comet was superb last night. A most interesting phenomenon last night was the motion of the comet's nucleus over a small star.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
27] January [1836
Source of text:
RS:HS 12.208
Summary:

Lack of rest prevented him calling this morning, but would like to come this evening and stay the night. Comet did not appear so round last night. There was a terrible wind. Happy with how the wall and the building protected JH's 20-ft reflecting telescope from high winds.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
[28–9] Jan 1836
Source of text:
Royal Botanic Gardens, Kew (Henslow letters: 29 DAR/1/1/29)
Summary:

His joy at prospect of journey’s end in eight months’ time.

Observations on Australia.

Reports on his collecting in Galapagos – its flora and very curious birds; its instructive geology.

Tahiti and good work of missionaries.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Susan Elizabeth Darwin
Date:
28 Jan 1836
Source of text:
DAR 223
Summary:

CD’s impressions of Sydney and of FitzRoy’s character and temperament.

Contributor:
Darwin Correspondence Project
From:
Emily Catherine (Catherine) Darwin; Emily Catherine (Catherine) Langton
To:
Charles Robert Darwin
Date:
29 Jan 1836
Source of text:
DAR 97 (ser. 2): 28–9
Summary:

They have been reading about the wreck of the Challenger; much impressed by Capt. FitzRoy’s bravery.

The W. D. Foxes have a daughter. Family news.

Contributor:
Darwin Correspondence Project
thumbnail
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[31 January 1836]
Source of text:
RS:HS 21.196
Summary:

Sends a list of additional stars to be measured for JH to use as standards.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
[31 January 1836]
Source of text:
RS:HS 12.83
Summary:

Gives measurements for the nucleus noted in his letter of 26 Jan. Regrets the delay of the last list of stars. Wind was tremendous last evening. Feared for the safety of the dome. Finds there is a quantity of sand in the box chronometer.

Contributor:
John Herschel Project
From:
Carl F. H. von Ludwig
To:
Sir John Herschel
Date:
[1 February 1836]
Source of text:
RS:HS 11.406
Summary:

Dr. Andrew Smith arrived yesterday in the Bay and landed in the evening; has not seen Smith himself yet.

Contributor:
John Herschel Project
From:
William Clift
To:
Sir John Herschel
Date:
[1 February 1836]
Source of text:
RS:HS 5.352
Summary:

Regarding the collections of anatomical specimens assembled by Mr. Verreaux and the possibility of its disposal if sent to London.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Francis Beaufort
Date:
[3 February 1836]
Source of text:
Science Museum Archives MS 1130
Summary:

Has been observing Halley's Comet —'altogether the most beautiful thing I ever saw in a telescope.' Comet has tripled in diameter during the last week.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
5] February [1836
Source of text:
RS:HS 12.219
Summary:

Congratulations on the birth of JH's son Alexander. Has a man preparing the old Ramsden Equatorial as the calculations from the repeating circle are so troublesome. Observations of the comet this morning were excellent.

Contributor:
John Herschel Project
From:
James Grahame
To:
Sir John Herschel
Date:
[6 February 1836]
Source of text:
RS:HS 8.430
Summary:

Of health, family news, and the reception of JG's latest book [letter completed 1836-2-17].

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Mary Somerville
Date:
7 Feb 1836
Source of text:
MSB1 / 250, Dep. c. 369, Bod, MS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
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
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[7 February 1836]
Source of text:
RS:HS 21.198
Summary:

About an anomaly in one of JH's lists of observations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[8 February 1836]
Source of text:
unknown
Summary:

Calculates the location of the comet [Halley's].

Contributor:
John Herschel Project