![12c Black (3) 37c Prussian Closed Mail cover](https://mynation.net/stamps/files/2020/05/5.jpg)
USA – 12c Black (3) 37c Prussian Closed Mail cover to St Petersburg, Russia, SOLD for $3,000
Three singles, mostly close margins, with 1c Benjamin Franklin Blue blue Type IV (9), on folded cover, tied by Philadelphia circular datestamp, to William Winans […]