partnership between Henry Maull and George Henry Polyblank; 1866-72: Henry Maull & Co; 1873-1878: Maull & Co; 1879-1908: Maull & Fox; 62 Cheapside E.C, 187A Piccadilly W, 55 Gracechurch Street, Tavistock House, Fulham Road S.W (note: dates need matching to addresses)