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'A Description of an Instrument for making the hand or Index of an accurate Clock, which moves equally swift at all times....' by Robert Hooke

Reference number: RBO/3/52

Date: 21 March 1667

Description

The clock is also to 'move unequally upon the plain of any dyal in the same Proportions with the motion of the Suns shadow upon the Plain' or 'A Description of a very easy and simply instrument but Universal for the Description of all kinds of plain Dyals, whether Horizontal, Mural, Inclin'd Reclin'd or Declin'd; together with a Demonstration of the Principles and Reason of it'
Figure in text

Reference number
RBO/3/52
Earliest possible date
21 March 1667
Page extent
4 pages
Format
Manuscript

Creator name

Robert Hooke

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Citation

Robert Hooke, 'A Description of an Instrument for making the hand or Index of an accurate Clock, which moves equally swift at all times....' by Robert Hooke, 21 March 1667, RBO/3/52, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/rbo_3_52/a-description-of-an-instrument-for-making-the-hand-or-index-of-an-accurate-clock-which-moves-equally-swift-at-all-times-by-robert-hooke, accessed on 29 May 2024

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  • Register Books

    Dates: 1661-1739

    The 'Register Books Originals' contain copies of scientific papers submitted to the Society and considered for publication. The papers were transcribed to establish their precedence for a particular discovery or idea.

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