There is no information because the presidential dollar series is being struck in the same copper-manganese alloy as the Sacajawea dollar coins. None are in sterling silver.
You can find the price for silver and calculate 92.5% of that, and you will get the sterling silver price. Good place to find silver price is here at silver and gold prices (related links).
Sterling silver number charms are not very challenging to find at all. In order to find sterling silver number charms, one can visit the Charm Factory website.
To find the amount of silver in sterling silver cutlery, look for a makers mark. If it is present, then the silver is .925 pure.
True sterling silver can be cleaned with any generic silver polish. You can usually find them in a grocery store for <$8.
Sterling silver silverware can be found at many antique shops. Pawn shops, estate sales and even rummage sales frequently have sterling silver silverware.
One could find sterling silver earrings from any number of local jewelry dealers or department stores. Sterling silver earrings are also readily available online from any desired online retailer.
One can find personalized Sterling Silver jewelry online at For Anima, Eve's Addiction and Mountain Girl Silver. Other great places are Silver Gallery, Beaded Royalty and Etsy website.
H.F.B. STERLING likely refers to sterling silver made by the manufacturer H.F.B. The term "sterling" indicates that the silver alloy contains at least 92.5% silver, with the remaining percentage typically being copper to increase durability. You may find this hallmark on silver items such as jewelry, flatware, or decorative pieces.
its sterling silver
Someone interested in finding a mini handcuff necklace in sterling silver can most likely find them on Amazon or eBay for a reasonable price shipped right to their door.
Go to PCGS.com and follow the links to Silver Dollars.
One can find a Sterling silver baby shoe charm at Things Remembered, Amazon and The Charm factory. They can also be found at many other stores and online shops.