If you want to learn more there are many resources available online. If you are ready to pay there are many books available. For example you can log on to Library.com for a collection of books on numismatic. Some of the titles are like
Coin Collecting For Dummies by Neil Berman & Ron Guth
Coins and Power in Late Iron Age Britain by John Creighton
Gold: The Once and Future Money by Nathan Lewis
Money and Sovereignty as Expressed in Gold Coinage by Douglas A. Mudd & Michael Fagin
National Bank Notes from Bowling Green, KY by J. Fred Maples
National Bank Notes from Frederick, Md. by J. Fred Maples
Coin Collecting For Dummies by Neil Berman & Ron Guth Covers the essentials of coin collecting at an affordable price. Spend wisely and then keep your collection in mint condition.
Coin Collecting For Dummies will teach you he basics like Store your collection correctly, Understand how age affects value, Locate rare and expensive coins, Get savvy with avoiding fakes, Get kids or loved ones involved. So visit the site http://www.lybrary.com/everything-numismatics-c-159.html and see what is available for you.