cover 1888-1911 selection of covers and cards including 1888 card cancelled double-ring "MACAO" with the crown removed, 1901 and 1902 registered covers, 1910 advertising envelope for Graca & Co., 1911 envelope to Hong Kong bearing 2a. black on white label and a later 1911 envelope to Hong Kong with two strikes of "CUSTOMS/LAPPA" on reverse. (11)