More information is needed. There have been a number of different small date / large date varieties of different denominations, mostly cents. Please post a new question with the specific date and denomination you're referring to.
look at the date on the coin.
A small silver coin.
And? Please post a new question that's specific enough to answer. Include the coin's date and denomination, and what country it's from. If it's a U.S. coin look for a small letter like a P, D, O, or S somewhere in the design. It may not have one, but if it does include that in your question.
Type the date and coin into your browser, click images then search and you will find what one looks like.
Much more information is needed - please post a new question with the coin's date and the country that minted it. If it's a US coin, look for a small D or S mint mark.
For one thing, the date on the coin will read 1930 through 1939. Beyond that, you'll have to ask about a specific country and denomination.
Then that coin is a error and is worth a whole lot more than a dollar First look at the edge of the coin for the date & mintmark.
Look for the date on the front of the coin. It should be below the neck.
That depends on which coin, from where.
They are simply small letters placed somewhere on the coin. They are used to identify what mint they came from.
If it was minted in 2009 and later, the date and mint mark along with the phrase " E Pluribus Unum " are on the rim and not on the obverse or reverse of the coin.
The coin was NOT made in 1788, just look at the other date on the same side of the coin. Value is 25 cents.