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
Tyburn public hangman, "dancing the Tyburn jig" was the act of being hanged, and so on. Convicts would be transported to the site in an open ox-cart from Newgate Prison. They were expected to put on a good show, wearing their finest clothes and going to their deaths with insouciance. The crowd would cheer a "good dying", but would jeer any displays of weakness on the part of the condemned. On 19 April 1779, clergyman James Hackman was hanged there following his 7 April murder of courtesan and socialite Martha Ray, the mistress of John Montagu, 4th Earl of Sandwich. The