cover 1876 (22 Feb.) envelope to U.S.A., bearing 1863-71 CC 8c. orange lightly cancelled "F1" in blue, showing "HONG KONG/PAID ALL" c.d.s. in red, "SAN FRANCISCO/PAID ALL" and manuscript "4" in red crayon, on reverse, "FOOCHOWFOO" despatch c.d.s. in blue; there is a tear at left caused through opening. An attractive franking. Photo