@RH1, not sure on formal classes, but I do note that several CCF members have created tutorial threads and posted them here. If I haven't already suggested looking at the past several pages of posts in the US modern coin variety and error section of CCF, then that is a great place to learn too. Glad you are having fun!
"If you climb a good tree, you get a push."
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz



















