SEBEZH: 1921, "250" handstamp overprint on 1 k., horizontal pair, and 2 k., both used, together with 10 k. unused, the 250 on 1 k. pair with typical punch holes from money transfer cards, the 250 on 10 k. one short perf, still a fine and rare assembly, sign. and certificates Ceresa (2013) (Geyfman-Nr. 1-3)