April 1946: Schoolchildren helping the workmen construct a new estate of pre-fabricated houses in Watford, Hertfordshire after the devastation of World War II. (Photo by Keystone Features/Getty Images)
April 1946: Schoolchildren helping the workmen construct a new estate of pre-fabricated houses in Watford, Hertfordshire after the devastation of World War II. (Photo by Keystone Features/Getty Images)