The Tompion clocks at Greenwich and the dead-beat escapement /
Howse, Derek,
The Tompion clocks at Greenwich and the dead-beat escapement / by Derek Howse ; with an appendix by Beresford Hutchinson. - pages 18-34, 114-133 : illustrations, plans, portraits ; 25 cm
Cover title. Reprinted from Antiquarian horology, December, 1970, and March, 1971.
Includes bibliographical references and index.
Astronomical clocks--England--Greenwich.
Clocks and watches--Escapements.
Tompion dead beat escapement
The Tompion clocks at Greenwich and the dead-beat escapement / by Derek Howse ; with an appendix by Beresford Hutchinson. - pages 18-34, 114-133 : illustrations, plans, portraits ; 25 cm
Cover title. Reprinted from Antiquarian horology, December, 1970, and March, 1971.
Includes bibliographical references and index.
Astronomical clocks--England--Greenwich.
Clocks and watches--Escapements.
Tompion dead beat escapement