O electric clock
By: J.D.I. Locke.
Contributors: Antiquarian Horological Society. Electrical Horology Group.
Publisher: Electrical Horology Group, Antiquarian Horological Society
Published: 1981
Place of publication: [London?]
Language: eng
Notes: Lecture given to a meeting of the Electrical Horology Group of the Antiquarian Horological Society ... on 4th April 1981.