Children of the 1950s have much to look back on with fondness: Muffin the Mule, Andy Pandy, and Dennis the Menace became part of the family for many, while for others the freedom of the riverbank or railway platform was a haven away from the watchful eyes of parents. The postwar welfare state offered free orange juice, milk and healthcare, and there was lots to do, whether football in the street, a double bill at the cinema, a game of Ludo or a spot...