Many of your old US silver coin values are tied closely to the price of silver.
Collectors have a huge influence on the value of silver dollars. Most Morgan and Peace dollars, top and bottom image, enjoy a premium above their silver coin values. However within each series are very common dates that do ride the up and down movements of silver.
Each of these dollars is heavy with silver, close to one ounce or (.77344 oz.) exactly. The minimum you should expect for any silver dollar is a value close to, if not above its silver bullion value. Realistically don't stop there, check each coin individually for condition, date and mintmark. The popularity of Morgan and Peace dollars and the demand by collectors is keeping the values of most above silver.
Morgan Silver Dollar Values guides you through all the different years and mints having an impact on price. The condition of your coins is covered in detail with images to judge where on the value chart to accurately find value.
Peace Dollar Values is specific to this series of US coins. Most circulated Peace dollars found today are of common dates with their value tied to silver. Within the series however are certain dates and primarily condition that easily leads to finding a coin worth far above metal value.
Silver coin values apply to many series of US coins. In certain ones, Washington quarters, Roosevelt dimes, it is used to value many of the coins. With other series, Mercury dimes, Walking Liberty halves, careful selection is necessary to avoid undervaluing some of your old silver coins.
As a rule, any US silver coin minted prior to 1940 should be judged individually. And coins earlier than 1916 are becoming highly collectible the majority are priced above silver coin values.
Match your older coins to the image links to find the specific page with value charts. And to insure completeness...
Coin Values Discovery... finds silver coin values and... all old US coin values. It is an excellent index with images and text links to all coin series, from Cents to Gold. Value charts, grading images with descriptions uncover how much your box of old coins is worth.