RogerB ✭✭✭✭✭

Internal tests are conducted on all precious metal products. These include random tests of production and contractors' supplies. (View Post)

An "Annual Assay Commission" (aka 'American trial of the pyx') has examined and certified the weight and fineness of U.S. gold and silver coinage since the first issues. President… (View Post)

Ideally, there is an optimum ratio between the diameter of light source and coin that creates maximum visibility of detail for coin authentication and/or grading. Once this ratio is determined, the i… (View Post)

Looks like so many chopmarked Trade dollars -- why didn't it get a straight grade? (View Post)

A little historical perspective might be in order.... During the 1950s there were tight fair trade laws in effect. Also, product distributors had huge profit margins and often controlled both retail … (View Post)