Correspondence map
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John Taylor
John Frederick William Herschel
Birth of Alexander Stewart Herschel, son of John Frederick William Herschel and Margaret Brodie Stewart
5 February 1836

Contemporary copy in sender's hand, signed by sender. Compares John I. Taylor's observations of stars very favorably with most others available to John Frederick William Herschel; explains how John Frederick William Herschel had helped Thomas Maclear improve the mounting on a telescope at the Cape observatory, together with comments on other equipment.
7 January 1836 Sender: John Frederick William Herschel Reference number: HS/25/4/19Victoria becomes Queen of the United Kingdom
20 June 1837
Birth of John Herschel, son of John Frederick William Herschel and Margaret Brodie Stewart
29 October 1837
Sir John Herschel returns from South Africa
1838: A banquet in presence of Queen Victoria is given to celebrate his return to Britain and made a Baronet.
Sir John Herschel serves his first term as President of the Royal Astronomical Society
1839: to 1841
Birth of Maria Sophia Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1839
William Henry Fox Talbot presents his paper-based photographic process at the Royal Society
1839
Sir John Herschel publishes in the Philosophical Transactions
1840: Sir John Herschel publishes “On the chemical action of the rays of the solar spectrum on preparations of silver and other substances, both metallic and non-metallic; and on some photographic processes”

Autograph letter signed by sender. Requests aid in obtaining materials for experiments, including metal ores.
17 January 1840 Sender: John Frederick William Herschel Reference number: HS/17/427a
Autograph letter signed by sender. Promises to help John Frederick William Herschel obtain materials for experiments including mercury and silver ore.
21 February 1840 Sender: John Taylor Reference number: HS/17/428
Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Requests aid in obtaining materials for experiments, including metal ores.
17 January 1840 Sender: John Frederick William Herschel Reference number: HS/22/37Sir Robert Peel becomes Prime Minister
1841
Birth of Amelia Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1841

Autograph letter signed by sender. Sends John Frederick William Herschel a quantity of silver ore from Mexico.
22 February 1841 Sender: John Taylor Reference number: HS/17/429Birth of Julia Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1842
Sir John Herschel publishes in the Philosophical Transactions
1842: Sir John Herschel publishes “On the action of the rays of the solar spectrum on vegetable colours, and on some new photographic processes”
Birth of Matilda Rose Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1844
Sir John Herschel serves as President of the British Association
1845

Autograph letter signed by sender. Agrees with John Frederick William Herschel that the price of the B.A.A.S. catalogue of stars should be kept moderate to achieve the widest useful distribution.
5 August 1845 Sender: John Taylor Reference number: HS/26/15Birth of Francisca Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1846
Sir John Herschel serves his second term as Foreign Secretary of the Royal Astronomical Society
1846: To 1847
Sir John Herschel serves his second term as President of the Royal Astronomical Society
1847: Until 1849
Sir John Herschel receives the Copley Medal
1847: Sir John Herschel receives the Copley Medal of the Royal Society "For his work entitled Results of Astronomical Observations made during the years 1834, 1835, 1836, 1837 and 1838, at the Cape of Good Hope; being a completion of a telescopic survey of the whole surface of the visible heavens, commenced in 1825"
Sir John Herschel publishes a paper
1847: Sir John Herschel publishes Results of astronomical observations made during the years 1834, 5, 6, 7, 8, at the Cape of Good Hope; being a completion of a telescopic survey of the whole surface of the visible heavens, commenced in 1825.
The Pre-Raphaelite Brotherhood is formed, by John Everett Millais, Dante Gabriel Rosetti and others
1848
Napoleon III is elected first President of France
20 December 1848

Copy letter in John Herschel's hand. Received John Taylor's letters regarding Francesco De Vico's possession of R. A. Cauchoix's object-glass. Will follow John Taylor's example in this delicate matter and withhold judgment.
11 May 1848 Sender: John Frederick William Herschel Reference number: HS/19/134
Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Received John Taylor's letters regarding Francesco De Vico's possession of R. A. Cauchoix's object-glass. Will follow John Taylor's example in this delicate matter and withhold judgment.
11 May 1848 Sender: John Frederick William Herschel Reference number: HS/23/26Sir John Herschel publishes Outlines of Astronomy.
1849
Sir John Herschel is appointed Master of the Mint
1850
Sir John Herschel serves as juror of the Great Exhibition
1851
Birth of Constance Anne Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1855
Sir John Herschel is elected Foreign Associate of the Institut de France
1855
Sir John Herschel resigns from his position as Master of the Mint
1855
Sir John Herschel publishes in the Proceedings of the Royal Society
1860: Sir John Herschel publishes some “Remarks on colour-blindness" extracted from a referee report on Pole’s paper on the same subject.
Death of Margaret Louisa Marshall, née Herschel, daughter of John Frederick William Herschel and Margaret Brodie Stewart
1861
William Morris established the decorative design firm of Morris, Marshall, Faulkner & Company (later Morris & Company)
1861
Charles Dickens publishes Great Expectations as a three-volume book
1861
Sir John Herschel publishes Physical Geography as part of the Encyclopaedia Britannica.
1861
Abraham Lincoln begins his term as President of the United States
4 March 1861

Autograph letter signed by sender. Asks whether John Taylor can reprint John Frederick William Herschel's letters on the British modular standard of length, which letters were published in the Athenaeum.
3 June 1863 Sender: John Taylor Reference number: HS/17/328
Autograph letter signed by sender. Will send as many copies as possible of John Taylor's reprinting of John Frederick William Herschel's letters to the Athenaeum. Asks if John Frederick William Herschel has seen Thomas Rawson Birks's book on matter and ether.
6 June 1863 Sender: John Taylor Reference number: HS/17/329
Autograph letter signed by sender. Suggests John Frederick William Herschel send copies of John Frederick William Herschel's letters from the Athenaeum to members of Parliament because John Frederick William Herschel has more influence than John Taylor.
19 June 1863 Sender: John Taylor Reference number: HS/17/330
Autograph letter signed by sender. Is sending John Frederick William Herschel copies of recent book [John Taylor's The Great Pyramid].
16 December 1863 Sender: John Taylor Reference number: HS/17/331