What’s unusual about this sheet of 100 ruble RSFSR stamps?
Because of printers mistake a single 70 ruble stamp made it into a 100 die plate. A regular 70 ruble stamp is purple.
I’ve purchased this sheet for $20 on ebay.
Where’s Waldo
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Mars For The Rest of Us — a weekly-or-more deep dive on the technical side of Mars exploration: rocket propulsion, microbiology, mission architecture, and everything in between. Written by Maciej Ceglowski.
Read it on Substack →