Order no. 537
23B2m. The scarce new number 23B2 m: 10Rp Strubel with pale red silk thread but on Munich paper without starch, catalogue = 5000.--, in contrast to the "little sister stamp", 23B3 m, catalogue = 600.-- on Berner paper with starch. Good condition, and very rare stamp, signed Nussbaum, photo expertize Hermann.