"synchronome" astronomical regulator, a leaflet issued by the Synchronome Company, 32 & 34, Clerkenwell Road, London, EC, 16 January 1912.
Contributors: Aked, Charles Kenneth.; Antiquarian Horological Society. Electrical Horology Group.
Publisher: Electrical Horology Group, Antiquarian Horological Society
Published: 1984
Place of publication: [UK?]
Language: eng
Other titles: The Synchronome astronomical regulator.
Notes: With a foot-note by Charles K Aked.