Miniature zinc time-ball

Miniature zinc time-ball on brass staff, mounted on a wooden base. Probably made in Clerkenwell and was formerly in the London offices of the clockmaking firm Gledhill Brook Ltd, Victoria Street, circa 1900-20. It operated by a signal from the Standard Time Co. It signalled each hour, rising to the top of the mast at five minutes to the hour and dropping precisely on the hour.

Object Details

ID: ZAA0636
Collection: Timekeeping
Type: Time-ball
Display location: Display - ROG
Creator: Unknown
Date made: circa 1900
People: Gledhill-Brook Time Recorders Ltd
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 480 x 200 x 195 mm
Parts: Miniature zinc time-ball

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