John Conduitt ✭✭✭✭

You can use this website to identify Roman coins http://numismatics.org/ocre/results?q=rev_leg_text%3AClement*+AND+portrait_facet%3A%22Probus%22+AND+fulltext%3AXXI Probus coins are common and have a … (View Post)

It's an Antoninus Pius denarius, I think obverse ANTONINVS AVG PIVS P P TR P XV and reverse COS IIII with Annona, draped, standing left, holding two corn-ears lowered in right hand and setting left h… (View Post)

Nice sixpence. I’ll add a shilling, which seems to be the most common. Commonwealth Shilling (Mintmark Sun), 1651 Tower Mint. Silver, 32mm, 5.8g. English shield within branches of laurel (victory) an… (View Post)

That is a stunning coin. Mine less so, although these aren’t known for their quality. Commonwealth Sixpence (Mintmark Anchor), 1660 Tower Mint. Silver, 2.98g. English shield within laurel and palm br… (View Post)

The patina is what's protecting an ancient coin from corrosion. The acid in the oil will strip the patina (which is why you'd use it for cleaning in the first place). Once it's gone, you have to wait… (View Post)