RogerB ✭✭✭✭✭

Viewed under correctly balanced lighting (not fluorescent junk), 0.900 fin silver will have a slight cream or yellow cast due to copper alloy. Fine silver (0.999) should look white much like the high… (View Post)

This excerpt from "The Mines of Colorado" by Ovando J. Hollister (1867) might provide some clues. (Philadelphia Gold Mining Company, bottom left.) If the US Mint letter and the medal's asse… (View Post)

notenovice - This letter might help a little. It's only been waiting for 11 years. :) (View Post)

No one here has the capacity to change the existing mess; none of the previous threads offer any hope that members will reach a consensus or even a basic set of standards for coin "grades;"… (View Post)

Actually, there was an intense effort to be sure no new reverse dies were accidentally paired with 1958 obverse dies. The order was to destroy - by physical count - all wheat reverse dies at all mint… (View Post)