1873: 3 d. rose pl. 10 and 1 s. green pl. 7 used on single rate cover endorsed 'via Brindisi' from London to Foochow, China tied by London duplexes (May 30) with reverse showing Hong Kong cds of transit (July 6) in black and fine FOOCHOWFOO cds of British P.O. (July 13) in blue. A fine and attractive cover. Opinion Holcombe (1987).