Correspondence map
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Davies Gilbert
John Frederick William Herschel
John Frederick William Herschel invents the actinometer to measure the heating power of the Sun’s rays
1825
1826
John Frederick William Herschel publishes in the Philosophical Transactions
1826:
John Frederick William Herschel publishes “On the parallax of the fixed stars”.
1827
Joseph Nicéphore Niépce presents his photographs in England for the first time
1827
Copy of a letter. Some Royal Society [of London] business matters.
Reference number: HS/20/245
Copy of a letter. On the poor functioning of the Royal Society [of London] Glass Committee.
Reference number: HS/20/252
Copy of a letter. Business matters for the Royal Society [of London]
Reference number: HS/20/261
Copy of a letter. Comments on geodesical measurements being made in Ireland.
Reference number: HS/20/263
Copy of a letter. Responds to having been chosen to be the Vice-President of the Royal Society [of London]
Reference number: HS/20/270
Autograph letter signed by sender. Talks about the glass experiments of John Dollond and Mr. Stanwood[?].
Reference number: HS/26/27
Copy of a letter. On the poor functioning of the Royal Society [of London] Glass Committee.
Reference number: HS/26/30
1828
Copy of a letter. Last night he discovered Encke's Comet. Gives readings.
Reference number: HS/8/117
1829
John Frederick William Herschel and Margaret Brodie Stewart are married in London
3 March 1829
Copy of a letter. Asks Davies Gilbert to respond to a note from George Rümker.
Reference number: HS/21/45
1830
John Frederick William Herschel is elected Foreign correspondent of the Académie des sciences
1830
Birth of Caroline Emilia Mary Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
31 March 1830
John Frederick William Herschel is nominated for the presidency of the Royal Society, loses by 8 votes to the Duke of Sussex
30 November 1830