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Letter, from William Balle to Henry Oldenburg, dated at Mamhead, Devon

Reference number: EL/B1/108

Date: 14 April 1666

Description

Autograph letter with observations of Saturn and of Mars
There is a figure of Saturn as it was seen at 4 am with a 12 foot glass
Balle has also attached a paper model of Saturn as it was seen in Mamhead, Devon with a telescope 38 foot approximately and a double eyeglass
A copy of Balle's accounts for expenditure on magnets is attached

Reference number
EL/B1/108
Earliest possible date
14 April 1666
Page extent
3 pages
Format
Manuscript

Creator name

William Ball

View page for William Ball

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Citation

William Ball, Letter, from William Balle to Henry Oldenburg, dated at Mamhead, Devon, 14 April 1666, EL/B1/108, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/el_b1_108/letter-from-william-balle-to-henry-oldenburg-dated-at-mamhead-devon, accessed on 18 September 2024

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  • Early Letters

    Dates: 1613-1740

    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.

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