Los 8323
1 k. unused, with dry colour and worn overprint being attributed to the later printing of 8 more stamps than the 7 originally issued, signed Dr. Schröder (slightly showing through) and "A.P". in red, perforation at right a little rough, otherwise fine, one of the great rarities of Estonian Philately, certificates Nemvalz, Dr. Schroeder BPP and Löbbering BPP