Okay, maybe it’s not letterpress, but it’s the same idea. I wish I remember when this was from, but I think around 1300 AD, and it was used as a seal for letters coming out of the Forbidden City.
Okay, maybe it’s not letterpress, but it’s the same idea. I wish I remember when this was from, but I think around 1300 AD, and it was used as a seal for letters coming out of the Forbidden City.