Sapyx ✭✭✭✭✭

While we cannot, normally, assign causes of specific toning or damage patterns on coins, I think in this specific case we can make an exception. The size, and the position, of this stain gives me a c… (View Post)

The "George Ludwig" referred to in the titles of this coin is of course the future king George I of Great Britain. When Queen Anne died with no surviving children in 1714, most of her survi… (View Post)

Coin 1: Late Roman Bronze. It's a bit corroded, but appears to be emperor Constantine the great, reverse VIRTVS EXERCITVS (manly virtue of the Army). The reverse depicts two bound captives seate… (View Post)

It's my understanding that a modern industrial high-speed coining press is essentially self-lubricating; you put the lubricant blocks in and the computers controlling the press decide when, wher… (View Post)

Modern high-speed, high-pressure coin presses would not last long if they were not lubricated. So yes, some kind of industrial grease still needs to be used. We sometimes get the wrong idea when talk… (View Post)