Under-maintained and over-worked during the Second World War, Britain's railways emerged from the conflict carrying a 'poor bag of physical assets'. Yet the new government of 1945 saw a need to bring the nation's great industries into public ownership - a move that saw the creation of a single railway network three years later. At first, it seemed like 'business as usual', but as the 1950s dawned and BR's deficit grew deeper, it was clear that costs...