Liberia, 1894, 2¢ Blue Official. In combination with 1903, 3¢ black on cover to Philadelphia, Pa., tied by two strikes of "Harper, Liberia, 7 - Aug. 1905" cds (CP.18A), reverse Liverpool and Philadelphia transit postmarks, Very Fine. Scott No. O16+94 Estimate $100 - 150. $0 (Image)