Those deposits look like accumulations of cuprite, Cu₂O, an oxide of copper. They are extremely hard to remove and I don't recommend even trying;...
Thank you. It was possible back then to cherry pick these coins, there were so many of them. The dealer charged at premium, which was quite...
Yes, that design has been used in currency as well. Thank you for mentioning that and posting some nice examples.
Ever since the first minting of this magnificent gold coin, the 50 gold pesos, with its beautiful obverse and reverse designs, have graced...
I took an image from the current HJB BB Sale 217 and used the haze removal tool in Photoshop. The one on the left is the original and the one on...
Here's my latest HJB pickup, from BB Sale 216. My Roman provincial collection is a real hodgepodge. Given the extensive nature of the coin types...
That's really your call. Some collectors and other folks will pay a premium for a slabbed coin, basically because it has been "vetted" by NGC or...
Over the years that I have dealt with Harlan Berk, I can say that most of the purchases were at the estimate price. I did have some Roman bronzes...
Here's my contribution to the pile - nice thread and wonderful coins! Roman Empire, 209-211 AD AR Tetradrachm Laodicea ad Mare, Seleucis and...
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