On the reduction to a vacuum of Captain Kater's convertable pendulum.

Catalogue no: 1515
Dewey No: Subject(s): Courtenay Ilbert Archive
Author(s): Edward Sabine
Total pages: 7 Illustrations: 0 Language(s): English Publication date: 1829
Editor: Publisher: Royal Society
Dimensions: 270mm x 210mm Condition: Reasonable
Related titles: Related library records:
The Resistance of the Air, determined from Captain Kater's Experiments on the Pendulum
Notes:

Pages extracted from this journal and bound separately between brown paper covers.

Paper gives details of experiments with a precision pendulum, on a clock by Dent.  Its performance is noted and conclusions drawn when in air of ordinary density and in highly rarefied air. 

Experiments took place April 21 - April 23, 1829.  Barometric pressure on these day noted.

Room location: Library Extension Cabinet: F Shelf: 5
Search terms: Pendulums, Precision Timekeeping
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