There are collectors that specifically find classic editions of coins that existed during the period from 1892 to 1954. These coins have marked events or may signify the work of royalty during that period. There are those collectors that prefer the modern series that are very distinct as well. One modern collection is that of the quarter dollars that represent the 50 states of the US. Minting and circulation started in 1999 and will continue until 2008. These are specially made editions available for collectors.
Many collectible coins are made of copper and a collector may encounter problems in maintaining their features and appearance. A person collecting this type of coin should learn how to maintain and take proper care of these expensive collections. Copper coins should be cleaned correctly and must be preserved the same way professional collectors treat their coins.
Professional collectors clean their coins by the process of placing the coins in a container that is airtight. This is a safe way to preserve the features of the coins. Because of the coins years of circulation, there is the possibility of a coin accumulating encrustations, coatings, dirt, and...