The Museum of London's new exhibition tells the capital's history through the remains of its ancestors. Mark Crail found it fascinating

Left: corset (c.1851) designed by Madame Roxy Caplin with minimal, flexible boning to achieve fashionable curves more comfortably. But it could still produce a 19-inch waist. Below: an 11th/12th century Saxon woman's feet. She could have worn a modern size 61/2 shoe.