The U.S. Mint publishes a list of dealers by state, according to Kiplinger. The U.S. Mint checks the Better Business Bureau for online complaints against the companies on the list, but it does not vouch for any of them. More » Hobbies & Games Collecting Coins & Currency

It is best to buy gold when the price per ounce is the lowest. In January and February 2015, gold prices per ounce ranged from $1,000 to $1,200. The average price per ounce in January 2005 was $420. More » Business & Finance Investing

A good place to buy and sell gold is at the shop of a reputable gold dealer or jeweler, according to Bankrate. This method of purchasing and selling gold tends to give the average person the best price for items. More » Business & Finance Currency & Conversions

A complete list of all the special state quarters released as part of the 50 State Quarters program can be found at the U.S. Mint. Pictures of each of the quarters can be viewed there as well. More » Hobbies & Games Collecting Coins & Currency

Collectors can buy coins from coin dealers, the U.S. Mint, and auction sites such as eBay. When buying coins, knowing how to spot fakes and understanding the wholesale values of different coins will help ensure that coll... More » Hobbies & Games Collecting Coins & Currency

The $20 St. Gaudens gold coins and Liberty gold coins are the largest coins produced by the U.S. Mint and weigh about 1.18 ounces, with the gold comprising 0.97 ounces. The Mint produced Liberty gold coins from 1850 to 1... More »

The U.S. Mint oversees money production and maintains a list of presidential dollars and the year they are released on the agency's website. As of 2015, the Mint does not publicize the exact dates of release each year bu... More » Hobbies & Games Collecting Coins & Currency