The 1967 Lincoln cent’s edge lacks any reeding or inscription and is plain or smooth. Copper-plated zinc is the metal used to mint the Lincoln Penny. The metal composition of each penny was changed in ...
The 1954 Lincoln penny is made of 95% copper and a 5% mixture of tin and zinc. The value of the penny is 1 cent. It has a mass of 3.11 grams, heavier than pennies today. However, the diameter of the ...