Four world war 2 Silver Nickles made during world war 2. 1942 S, 1943 P, 1944 P, and 1945 S. On October 8th 1942 the war time five-cent piece. Composed if 35% Silver, 56% Copper, and 9% Magnesium, was introduced to eliminate Nickle, a criticle war material. the same alloy was used in 1943, 1944, and 1945. This collection consists of one coin from each of the four years that Silver was used in place of Nickle in a stars and stripes holder.