The coin in question is a 1939 Denver Minted Lincoln Penny, part of the Wheat Reverse series. This one-cent coin, made from bronze, features the iconic image of President Abraham Lincoln on the obverse side, and a classic wheat design on the reverse, which has become a hallmark of American numismatics. With a mintage of 15,160,000 pieces, this particular penny was produced in significant quantities, highlighting its circulation prominence during that era. It has a weight of 3.11 grams and a diameter of 19 millimeters, standard for the Lincoln cents produced during this time. The Denver Mint mark, denoted by the letter "D," can be found on the reverse side of the coin, indicating it was produced in Denver, Colorado. As a representation of its currency class, it is valued at one cent, or $0.01 USD. Though the height and width measurements are listed as zero, what is most important to collectors and enthusiasts is the coin's condition, rarity, and historical significance. In general, the 1939-D Lincoln Wheat Penny is a collectible coin, appreciated for its design and as a symbol of American history. Depending on its grade, the coin could hold varying levels of value to collectors, from a modest amount for circulated examples to potentially higher values for coins in uncirculated or gem condition. Overall, this coin represents a charming piece of America's monetary heritage.