On isochronism
Subtitle: a translation of the works of Edouard Phillips on the isochronism of balance springs and pendulums
By: (translated from the French), with biographical notes, by J.D. Weaver.
Contributors: Weaver, J. D.
Series: Monographs / Antiquarian Horological Society -- no.15; Monographs (Antiquarian Horological Society) -- no.15.
Publisher: Antiquarian Horological Society
Published: 1978
Place of publication: London (Royex House, Aldermanbury Sq., E.C.2)
Language: eng
Number of pages: 102
Subjects: Hairsprings.
Other titles: Treatise on the balance spring.
Notes: Cover title, Treatise on the balance spring.

Bibliography, p.vii-viii.