7, Whitefriargate, Hull
In the latter part of July, Mr. Bethel Jacobs, of No. 7, Whitefriar-gate, erected in front of his establishment, for the benefit of sea captains and the inhabitants generally, an Electric Time Ball, a scientific contrivance which, being connected by electric telegraph with the Observatory at Greenwich, indicates the exact moment of noon daily, by the fall of the ball. The instrument is fixed in a glass case above the royal arms which surmount the shop front. Mr. Jacobs is jeweller and silversmith to her Majesty, at Hull. His appointment bears the date of December 27th, 1854.
Source: General and Concise History and Description of the Town and Port of Kingston-upon-Hull - James Joseph Sheahan - 1864