Correspondence map
Interact with the map by zooming, clicking hotspots, and selecting items to see more details. Hit play on the timeline to show correspondence over time.
Stephen Lee
John Frederick William Herschel
John Frederick William Herschel invents the actinometer to measure the heating power of the Sun’s rays
1825
Autograph letter signed by sender. A notice of meeting of the Royal Society [of London] committee to improve glass.
17 November 1825 Sender: Stephen Lee Reference number: HS/26/25
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
Requesting access to original manuscripts from the Society's archives to compare printed copies of the Greenwich observations, due to errors found in editions of 1822 and 1823.
30 May 1827 Sender: Stephen Lee Reference number: MC/1/152
1828
Draft letter. There is no truth in SL's statement to James Ivory regarding work on the figure of the earth belonging exclusively to John Frederick William Herschel. Has written to Ivory stating the facts of the misunderstanding.
July 1828 Sender: John Frederick William Herschel Reference number: HS/11/187
Autograph letter signed by sender. When he last saw James Ivory at the British Museum, no mention was made of John Frederick William Herschel's name. Thinks the remarks of Ivory are caused by mental disease.
14 July 1828 Sender: Stephen Lee Reference number: HS/11/188