Original sentence: Large sections of land to the north of the town at Collier Row were developed in the 1930s and after World War II, the London County Council built the Harold Hill estate to the north east.Romford is contiguous with Chadwell Heath to the west, Collier Row to the north, Gidea Park to the east and Hornchurch to the south east
Edited sentence: Large sections of land to the north of the town at Collier Row were developed in the 1930s and after World War II, the London County Council built the Harold Hill estate to the north east from 1948 to 1958.Romford is part of the continuously built-up area of London and is contiguous with Chadwell Heath to the west, Collier Row to the north, Gidea Park to the east and Hornchurch to the south east