Books listed by ISBN
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Oxford University Press
> Robert J. Matthys
Robert J. Matthys
title
ISBN-13
(ISBN-10)
year of publication
Accurate Clock Pendulums
978-O-19-852971-2
(O-19-852971-6)
2004
J.M.
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R.J.
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R. M.
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R. Matthys
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Robert J.
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Robert M.
Robert J. Mawhinney