Tower of London | Eiffel Tower | cotton | Tower of Power | Tower Bridge | Fearne Cotton | Tower Records | Tower | Leaning Tower of Pisa | Willis Tower | cotton mill | Cotton Mather | Cotton Bowl Classic | Tower of Babel | Martello tower | James Cotton | Cotton-Eyed Joe | Cotton | CN Tower | Blackpool Tower | tower | Lieutenant of the Tower of London | John Tower | Tower Hill | St Lucian Tower | Stapleton Cotton, 1st Viscount Combermere | Bell tower | The Dark Tower (series) | The Dark Tower | Sather Tower |
When the signal stations were established in 1818–1819, it became the key link in the chain, passing signals from Highgate east to Moncrieffe on the cliffs of the St. John/St. Philip border, and north to the Cotton Tower, Grenade Hall and Dover Fort (and vice versa).