The key dates for the U.S. Wheat Pennies are as follows: Date and Approximate Mintage 1909-S - 1.8 million, 1909-S VDB - 0.5 million, 1914-D - 1.2 million, 1922 (No mint mark) - unknown (D is missing), 1931-S - 0.9 million.
The 1909 S VDB can be worth thousands in high grade. The "VDB: initials are located on the back of the coin, centered on the bottom. It was later removed due to the fact that citizens felt it was disrespectful.
Being able to grade Lincoln wheat pennies accurately is the key to determining your coin’s value or price. This guide will help you learn how to grade Lincoln wheat cents through a series of descriptions and photos that illustrate an example of each grade for Lincoln wheat cents.