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RS-MM-001592

From:
Spencer Joshua Alwyne Compton, 2nd Marquess of Northampton
To:
unknown
Date:
30 April 1839
Source of text:
MM/21/29, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

DCP-LETT-507A

From:
Caleb Burrell Rose
To:
Charles Robert Darwin
Date:
30 Apr 1839
Source of text:
Geological Society of London (GSL/L/R/4/216)
Summary:

Sends fee for admission to the Geological Society and a signed obligation.

Contributor:
Darwin Correspondence Project

Herschel1165

From:
Sir John Herschel
To:
John William Lubbock
Date:
30 April [1839]
Source of text:
RS:HS 25.14.21
Summary:

Has just done photographic experiments using bromine paper, and is very pleased with them. JH notes in a postscript that he had just received a letter from W. H. Fox Talbot stating that Fox Talbot had just discovered bromine paper as well.

Contributor:
John Herschel Project

Herschel12797

From:
Sir John Herschel
To:
Richard Jenkins
Date:
[30 April 1839]
Source of text:
TxU:H/L-0202; Reel 1054
Summary:

Describes three-year magnetic survey proposed by R.S.L. Asks H.E.I.C. court of directors to provide support for three observing stations: at Madras, at Bombay, and in Himalayas. Humphrey Lloyd will supervise training of observers.

Contributor:
John Herschel Project
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