Great Britain. (France). 1880. Registered envelope addressed to France bearing SG 157, 2 1/2d blue (plate 19) and SG 166, 1d venetian red (pair) tied by 'SW/ 2' obliterator with 'Ebury-St.-Pimlico' date stamp and 'Registered/ S.W.D.O.' date stamp in red, French entry cachet and Dieppe receiver on reverse. Very fresh mixed franking of registered mail.