Harry Beck in 1931 by Harry Beck' is printed on every London Underground map. As part of the Transported by Design programme of activities, in 15 October 2015, after two months of public voting, Harry Beck's tube map was elected by Londoners as number 3 of the 10 favourite transport design icons. In 1938 he produced a diagram of the entire rail system of the London region (as far as St Albans in the north, Ongar in the north east, Romford in the east, Bromley in the south east, Mitcham in the south, Hinchley Wood in the south west, Ashford in the
Henry de Grey Essex which later became known as Grays Thurrock (or simply Grays), which he bought from Isaac the Jew and his son Josce. To commemorate this connection, on 11 June 2013 (the 808th anniversary of the charter), a green Thurrock heritage plaque was unveiled to de Grey. Before 1201 he was also granted the Manor of Codnor, Derbyshire, and in 1216 was also granted by King Henry III of England the Manor of Grimston in Nottinghamshire. Around 1199 he married at Thurrock, Essex Isolda Bardolf (Hoo, Kent, c. 1168 - bef. 18 June 1246), also known as Iseaude, sister and co-heiress