Prestamp cover from LONDON to HAMILTON with boxed HAMILTON cancel applied on arrival and rated '1/8½' with two strikes of boxed 'Addl. ½' marking in black to pay the 'Stagecoach Wheel Tax'. Redirected back to LONDON and addressed to 'Robert Brown, British Coffee House, Charring Cross, London' (an early forwarding service) with two LONDON markings on front & reverse.