Compensation Pendulum for a Clock

Catalogue no: 1510
Dewey No: 681.1124 Subject(s): Courtenay Ilbert Archive
Author(s): Adam Reid
Total pages: 5 Illustrations: 3 Language(s): English Publication date: 1810
Editor: Publisher: Philosophical Transactions of the Royal Society
Dimensions: 225mm x 140mm Condition: Fragile, pages loose
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Pages extracted from this journal and bound separately between paper covers.

"Fifteen Guineas were this session voted to Mr Adam Reid, of Green's End, Woolwich, for a Compensation Pendulum for a Clock."

Description of a zinc and iron half seconds pendulum, accompanied by an engraving of the features.

Also included in these pages, a description of Mr. Spark's Noctuary, "for ascertaining the hour at night, by an apparatus connected with a common watch".  Illustrated on the same page as the pendulum.  The Silver medal was awarded.

Also, description of a machine, a type of treadle lathe, by Charles Williams, for boring the conical parts of brass cocks.  Some similarity to fusee cutting device.  Engraving of machine included

Room location: Library Extension Cabinet: F Shelf: 5
Search terms: Horological Tools, Nocturnals, Pendulums, Precision Timekeeping, Temperature Compensation
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