Turret Timepiece with Grimthorpe’s Gravity Escapements, 1945-1952

Made:
1945-1952; 1849-1859 in Croydon
maker:
Gillett and Johnston Limited
and
Edmund Beckett Grimthorpe

Modern turret timepiece, fitted with Grimthorpe’s double three-legged gravity escapements, Gillett & Johnstone Ltd, Croydon, Surrey, England, 1945-1952. Grimthorpe’s escapements made in 1849-1859. Turret timepiece fitted with pendulum, driving weight, chain and counter weight, and switching weight, chain and counter weight.

Details

Category:
Time Measurement
Object Number:
1952-401
Materials:
nickel-alloy, mercury, lead (metal), electronic components, aluminium alloy, steel (metal), plastic (unidentified), brass (copper, zinc alloy), iron and wood (unidentified)
Measurements:
overall: 1270 mm x 600 mm x 660 mm,
type:
turret clock
credit:
Gillett and Johnston Ltd.