1899 (AP23) Combination envelope to New Zealand franked on front HK 10c tied by SHANGHAI C cds an small boxed I.P.O. tieprint in blue, Tientsin cds alongside in same colour, endorsed 'via Torres Straits', on reverse franked CIP 10c green tied by blue grill and Hongkong cds with Shanghai large dollar chop alondside, Wellington arrival backstamp, fine