Mudge
Nevil Maskelyne, 8vo, London, 1792.
Investigations, founded on the theory of Motion, for determinating the Times of Vibrations of Watch Ballances. George Atwood, Phil. Trans., London, 1794. Histoire de la Mesure du Temps par les Horologes. F. Berthoud, 2 vols., 4to, Paris, 1802.
Pocket Watches.--Parr, London, 1804.
Essai Sur l'Histoire abregee de l' Horlogerie. M. Perron, Paris, 1820 Account of Experiments to determine the Figure of the Earth by means of the Pendulum vibrating seconds in different Latitudes; as well as on other subjects of Philosophical Inquiry. Captain Sabine, 4to, London, 1825.