21st April 1931: Employees of United Dairies Ltd delivering milk and groceries in Maida Vale, London, with a pony and four-wheeled cart. (Photo by Topical Press Agency/Getty Images)
21st April 1931: Employees of United Dairies Ltd delivering milk and groceries in Maida Vale, London, with a pony and four-wheeled cart. (Photo by Topical Press Agency/Getty Images)