That's DOLLAR, just like it's spelled on all coins and bills.
However, there were no dollar bills printed with that date. Please take another look and post a new question. Also check your spelling...
You need to provide more details. HOW old - i.e. , what date? Is there a mint mark on the back side? On dollars before 1922, the mint mark is under the eagle. From 1922 to 1935, it's near the word...
If you are referring to the Eisenhower and Anthony dollars of the 1970s, they're only worth face value. If you're referring to the much older Peace and Morgan dollars, these were made of silver and...