Execution Dock His remains were gibbeted by the river Thames at Tilbury for three years. George Davis and William Watts, convicted for piracy for the "Cyprus" mutiny, were the final hangings at the dock on 16 December 1830. Some sources state there is a large "E" on the Thames side of the building at Swan Wharf, indicating the site of Execution Dock. Another source states it was approximately where the London Overground station now stands. Execution Dock Execution Dock was a place in the River Thames near the shoreline at Wapping, London, that was used for more than 400 years to execute
George Frederic Watts created in Postman's Park in the City of London. The memorial was unveiled in an unfinished state in 1900, consisting of a 50-foot (15 m) wooden loggia designed by Ernest George, sheltering a wall with space for 120 ceramic memorial tiles to be designed and made by William De Morgan. At the time of opening, only four of the memorial tiles were in place. Watts died in 1904, and his widow Mary Watts took over the running of the project. Several reverent biographies of Watts were written shortly after his death. With the emergence of Modernism, however, his reputation declined.