The A-Z of hairspringing
Subtitle: the manipulation of old and new springs
By: by the Watch Repairer.
Series: Past masters
Publisher: TEE Publishing
Published: 1995
Place of publication: Leamington Spa
Language: eng
Number of pages: 48
Subjects: Balance springs.; Clocks and watches -- Repairing.
Notes: Originally published 1908.

"A prize essay by A.Z." - Note on p3.