Portman Estate area remained largely residential, attracting the prosperous middle class who wanted to live near the centre of London. There were also mews for tradesmen and servants. At the southwest corner of the Estate, where Marble Arch now stands, was the Tyburn gallows, London’s principal place of public execution until 1783. Development of the area north of the Marylebone Road around Dorset Square continued after 1815, and to the North West in Lisson Green, workers’ cottages were built from 1820 to 1840. Many of the original Georgian houses north of Portman Square were redeveloped as mansion blocks, which were let on
Execution Dock those convicted of acts of piracy, hanging was done with a shortened rope. This meant a slow death from strangulation on the scaffold as the drop was insufficient to break the prisoner's neck. It was called the "Marshal's dance" because their limbs would often be seen to 'dance' from slow asphyxiation. Unlike hangings on land, such as at Tyburn, the bodies of pirates at Execution Dock were not immediately cut down following death. Customarily, these corpses were left hanging until at least three tides had washed over their heads. This practice stopped at the end of the 18th century. In