Try getting to as many coin shops as you can. Find some examples in hand, in slabs, raw it doesn't matter. Get your eye on what the real thing looks like. If not, This is what most of us started with. Before this you had to have the book. http://varietyvista.com/CONECA Master Listings.htm Then came some equally reputable site. Yeah, and with photos. Save these into your browser http://varietyvista.com/index.htm http://doubleddie.com/1801.html The last isn't as good as it used to be but a good reference to check your grading skilz. https://www.pcgs.com/coinfacts