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
The Execution of Lady Jane Grey the pictorial space the handrail of stairs descends, and the tops of two weapons indicate the presence of guards. Delaroche was presumably aware that the Tower of London was founded by William of Normandy. In the painting, two stout Norman columns with cushion capitals, a blind arcade, and a large chevroned arch create a backdrop indicative of the antiquity of the site. However, the buildings within the Tower of London span the reigns of many monarchs. In fact, the execution took place outside the Chapel of St Peter ad Vincula, which was constructed not at the time of William the