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Perpetual motion

Henderson, Ebenezer
Books, Manuscripts
Bound, single-sided, photocopied pages of Hendersons handwritten historical notes-with diagrams- regarding research into, and the history of, 'perpetual motion'[mechanical clocks]. These set out the findings of Isaac Blackburn(1825); Barry (1821); Richard Else of Bath (1827); John Simms(1829); H. D. (Finsbury, London, 1829) , with references to M. Venti;, Sir Isaac Newton; John Spence of Linlithgow; John, Earl of Breadalbane; Sir Jonas Moore(1676), professor Morgan; Papin and others, as well as recording comments and newspaper articles on the topic.
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