You may know that the 1943 steel cent was issued to conserve copper, but do you know how many copper pennies were produced that year?
Collectible Rare Pennies and Old Cents for Sale
1932 (None) Phil Lincoln Wheat Penny Value
How many 1943 copper pennies exist and how many have been sold
Everything You Need to Know About the 1943 Copper Penny
APMEX Coin News
How To Tell If A 1943 Copper Penny Is Real - Chronicle Collectibles
1943 Copper Penny at GreatCollections
Got a 1943 copper penny? Don't spend it. - Boing Boing
PMR - 2023 #2 March/April by Professional Coin Grading Service