1d Dull Red Rough Paper (G72) Die II with the Wmk Inverted BW #72Ma(1)ib (SG O54fw), very lightly mounted, Cat $1,250 (see Note 16 at page 4/89). Drury Certificate (2015) doesn't mention that the wmk is inverted. [Stanley Gibbons list this stamp but don't price it mint or used]
