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DCP-LETT-1252

From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
[2 Sept 1849]
Source of text:
American Philosophical Society (Mss.B.D25.80)
Summary:

Discusses effect of subsidence and elevation on deposits. Cites examples along coasts of South America and Wales. Proposes theory to explain thickness of deposits in south Wales.

Asks CL’s opinion of his theory of "craters of elevation" described in Volcanic islands.

Mentions CL’s comparison of Mississippi beds to the Pampas.

Comments on Poulett Scrope’s views on the separation of basalt and trachyte.

Describes his cirripede work.

Contributor:
Darwin Correspondence Project

DCP-LETT-1253

From:
Charles Robert Darwin
To:
Albany Hancock
Date:
[21 Sept 1849]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:

Describes his research on cirripedes.

Comments on paper by AH ["Notice of a burrowing barnacle", Ann. & Mag. Nat. Hist. 2d ser. 4 (1849): 305–14]. Asks to borrow specimens.

Contributor:
Darwin Correspondence Project

DCP-LETT-1254

From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
[26 Sept 1849]
Source of text:
DAR 93: A92–A95
Summary:

Describes the Birmingham meeting [1849] of BAAS.

His health is poor. Continues with water-cure with considerable benefit.

Contributor:
Darwin Correspondence Project
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DCP-LETT-1255

From:
Charles Robert Darwin
To:
Johan Georg Forchhammer
Date:
25 Sept [1849]
Source of text:
University of Copenhagen, Mineralogical Museum Archives
Summary:

Asks to borrow cirripede specimens. Describes his research.

Contributor:
Darwin Correspondence Project

DCP-LETT-1256

From:
Charles Robert Darwin
To:
Albany Hancock
Date:
29 Sept [1849]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:

Thanks AH for specimens of Alcippe.

Discusses capacity of Lithotrya to bore its own hole. Believes Arthrobalanus also makes cavities this way.

Asks to see paper on cirripedes by Sven Lovén.

Comments on paper by AH [see 1253].

Contributor:
Darwin Correspondence Project

DCP-LETT-1257

From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
30 Sept 1849
Source of text:
Royal Botanic Gardens, Kew (India letters 1847–51: 217–18 JDH/1/10)
Summary:

CD partly right. JDH was calling "stratification" what CD calls "foliation". Answers CD’s question on cleavage foliation in Himalayas. Glacial action.

Charmed by CD’s Admiralty instructions on geology [in Manual of scientific enquiry (1849), Collected papers 1: 227–50], but complains he does not give prices of books and instruments he recommends.

Contributor:
Darwin Correspondence Project

RS-MM-000423

From:
Charles Lyell
To:
Albert, Prince Consort of Queen Victoria
Date:
5 September 1849
Source of text:
MM/9/2, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

Herschel11658

From:
E[neas] MacKintosh
To:
Sir John Herschel
Date:
1 September [1849]
Source of text:
RS:HS 12.23
Summary:

Has seen Leslie Melville who can be relied on to give John [JH's son] the Addiscombe appointment.

Contributor:
John Herschel Project

Herschel11785

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[1 September 1849]
Source of text:
RS:HS 12.145
Summary:

Sends observations made with the nine-foot equatorial, with comments. Received JH's Astronomy and the Logs. of Charles Babbage; the latter aroused protests in the family. [Archibald] Robertson sold five copies of the Astronomy instantly and has ordered further copies.

Contributor:
John Herschel Project

Herschel11786

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[9 September 1849]
Source of text:
RS:HS 12.146
Summary:

Has had some splendid evenings, and sends the observations made. Comments on the work of the new equatorial. W. R. Dawes would like to compare the measures of Antares with the enclosed. Admiral Reynolds is being succeeded by Commodore Christopher Wyvill, a queer person. Sends Cape newspapers to show events in the convict question. All public servants are to be deprived of food, etc.

Contributor:
John Herschel Project

Herschel11886

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1849-9]
Source of text:
RS:HS 12.245
Summary:

Encloses star observations. Comments on his instrumental system. Cannot find the rule for position when two stars are of equal magnitude. Neptune with the convicts is anchored in Simon's Bay, awaiting the answer from H. G. Grey (3rd Earl Grey).

Contributor:
John Herschel Project

Herschel12811

From:
Sir John Herschel
To:
Adolph Knipping
Date:
[26 September 1849]
Source of text:
TxU:H/L-0217; Reel 1054
Summary:

Gratitude for AK's services as executor for affairs of Caroline L. Herschel. Did not receive AK's Sept. 1848 letter. Give remaining money to [Caroline's servant] Betty, whose pending marriage surprised JH. Thank AK's mother for her letter of 3 Sept. to JH. Happy that AK's brother Georg returned safely from war in Holstein with honors. Hopes peace comes to Europe soon.

Contributor:
John Herschel Project

Herschel14805

From:
Sir John Herschel
To:
Francis Beaufort
Date:
[10 September 1849]
Source of text:
Hydrographic Office Misc F24F1.2
Summary:

A note expressing JH's thanks for allowing JH to read a letter from Thomas Maclear to FB; JH again expresses his concern for the welfare of Maclear.

Contributor:
John Herschel Project

Herschel1613

From:
Richard Sheepshanks
To:
Sir John Herschel
Date:
[7 September 1849]
Source of text:
RS:HS 16.98
Summary:

Suggests some means of improving a paper submitted by JH; more on standard measures of length [see RS's 1849-3-4], and other R.A.S. business.

Contributor:
John Herschel Project

Herschel1654

From:
Sir John Herschel
To:
Richard Sheepshanks
Date:
1849-9-7 or later
Source of text:
RS:HS 16.140
Summary:

Appreciates additional time made available by RS to allow JH to finish paper properly.

Contributor:
John Herschel Project

Herschel4828

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[25 September 1849]
Source of text:
RS:HS 1.217 (C: RGO 6.248.130)
Summary:

Informing JH that they have been appointed members of a committee for proving a three foot reflector for the Cape Town Observatory.

Contributor:
John Herschel Project

Herschel5495

From:
Francis Beaufort
To:
Sir John Herschel
Date:
[14 September 1849]
Source of text:
RS:HS 3.396
Summary:

Encloses letters from Thomas Maclear and returns one of JH's.

Contributor:
John Herschel Project

Herschel5496

From:
Francis Beaufort
To:
Sir John Herschel
Date:
[17 September 1849]
Source of text:
RS:HS 3.397
Summary:

Encloses more letters from Thomas Maclear. Admiration for Maclear's energy. Cape Town is in a state of semi-rebellion.

Contributor:
John Herschel Project

Herschel5905

From:
Edward Hodges Baily
To:
Sir John Herschel
Date:
[13 September 1849]
Source of text:
RS:HS 3.28
Summary:

Cast of the late Francis Baily is ready, also the one of JH. These will be forwarded as arranged.

Contributor:
John Herschel Project

Herschel6519

From:
Sir John Herschel
To:
Spencer J. A. Compton
Date:
[16 September 1849]
Source of text:
RS:HS 23.70
Summary:

Asking SC for a letter of introduction for a friend to see J. H. Cust (Viscount Alford).

Contributor:
John Herschel Project
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