Colin Reynolds
Former employee of Gent of Leicester; clock collector and author of several books on Gent time products.
David Burton
Expert on London Underground timekeeping.
David Harriman
Clock collector.
E. Hanson
Former owner of a Synchronome controlling pendulum, c.1926.
Graham Newman
Clock collector
Hugh Kingwell
Clock collector
J. N. B. Evans
Clock collector.
Jaime Wyss
Clock collector.
John Ashurst
Paul Joyce
Clock collector.
Peter Watkinson
Clock collector
Robert Knowles
Clock collector