master clock
master clock is a clock.
Overview
Catalogue entries for clocks state movement, case, dial signature and running condition. VALÉORINE records this subject so that lots referring to it can be described consistently.
In detail
precision clock that provides timing signals to synchronise slave clocks as part of a clock network
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Master clock”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1000863: master clock
Consult the source