unused OFFICIALS: 1923 (Jan) watermark sideways, 8p. on 9p. mint marginal pair (#4 - 7/8), both showing small "ig" and "t" in "Eight", the right stamp additionally with the variety capital "P" in "Pies"; the usual toned gum. Very rare. Also 1923 (Jan) watermark upright 8p. on 9p., variety surcharge double, used. S.G. O 20b, ba, c; #660.