Where would we be without the traditional London caff? Milk bars, ice-cream parlours and espresso bars are all a feature of the London landscape that were borne out of the 1940s to 1960s. It is a time when floods of immigrants set up their businesses providing frothy coffee to the city's workers. Today, many of these establishments still function as caffs and have their original elaborate and shiny machines that continue to dispense no end...