2784
1904 Turul issue perforated 12x11¾, a mainly used study of the four watermark positions with values to 5K. (2, mint and used), also additional pairs (12), strips of three (2) and blocks or strips of four (5) showing various watermark positions. Ex Kner. Photo

细节
1904 Turul issue perforated 12x11¾, a mainly used study of the four watermark positions with values to 5K. (2, mint and used), also additional pairs (12), strips of three (2) and blocks or strips of four (5) showing various watermark positions. Ex Kner. Photo