Up to 18 July 1969, at exactly 1:00 p.m. each day, the 'One O'Clock Gun' overlooking the River Mersey near Morpeth Dock, Birkenhead, would be fired electrically from the Observatory.
Dixon of Dock Green | Morpeth, Northumberland | Morpeth | Albert Dock | Tyne Dock | Royal Victoria Dock | Victoria Dock | Tilbury (the dock town, founded from c.1883) | Stanley Dock | Rotterdam-class amphibious transport dock | Pembroke Dock | London Dock Strike of 1889 | Immingham Dock | Albert Dock Seamen's Hospital | Victoria Dock (Melbourne) | Tyne Dock Metro station | Sportivo Dock Sud | Sittin' on the Dock of the Bay | (Sittin' on) the Dock of the Bay | Royal Portbury Dock | Royal Albert Dock | Regent's Canal Dock | Prairie dock | Morpeth Herald | Morpeth Dock | Morpeth Chantry Bagpipe Museum | Morpeth Chantry | Mazagon Dock | King's Dock, Port of Liverpool | King's Dock |