Master clock quartz controlled time transmitter
By: by H.J. Marcoolyn.
Contributors: Antiquarian Horological Society. Electrical Horology Group.
Publisher: Electrical Horology Group, Antiquarian Horological Society
Published: 1983
Place of publication: [London?]
Language: eng
Notes: Lecture given to a meeting of the Electrical Horology Group of the Antiquarian Horological Society ... on 19th March 1983.