sjb (12/05/82)
a penny had a composition of 95% copper and 5% tin and weighed 3.11 grams with a diameter of 19 mm.in 1962 it was changed to 95% copper and 5% zinc.modifications of the die were made in 1969 and 1973.please address all mail concerning this please put mail for article too this net> LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL