Letter, from John Markes [to the Royal Society] dated at the college of St Antony at Lisbon
Reference number: EL/M1/40
Date: 25 January 1667

Description
That Marks had observed the end of the lunar eclipse in 1664 and if the time of when it ended in London was known then the meridians between London and Lisbon might be ascertained
- Reference number
- EL/M1/40
- Earliest possible date
- 25 January 1667
- Page extent
- 1 page
- Format
- Manuscript
- Also available on Early Modern Letters Online
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Citation
John Markes, Letter, from John Markes [to the Royal Society] dated at the college of St Antony at Lisbon, 25 January 1667, EL/M1/40, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/el_m1_40/letter-from-john-markes-to-the-royal-society-dated-at-the-college-of-st-antony-at-lisbon, accessed on 15 June 2025
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https://makingscience.royalsociety.org/items/el_m1_40/letter-from-john-markes-to-the-royal-society-dated-at-the-college-of-st-antony-at-lisbon
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This item is part of:
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'Early letters': letters from correspondents in natural philosophy sent to the Royal Society and its Fellows
1613-1740 Reference number: EL -
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Early Letters
The archival collection known as 'Early Letters' is composed of original manuscript letters sent to, or collected by, the Royal Society from English and foreign correspondents.
Dates: 1613 - 1740
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