There are two main types of pennies, pre-1982 (95% copper) and post-1982 (95% zinc). The difference is sometimes pretty obvious:

All of the below coins are 95% copper pennies and are $3.50 each; 3 or more $3.00 each with Free Shipping
These coins are “Retired” meaning the machines are gone and coins can no longer be rolled on them.
PayPal accepted, PayPal “gift” appreciated

This coin was from the Excalibur:

This coin was also from the Excalibur and is 2-sided:

This coin was from Imperial Palace:

These two coins were from Stratosphere:

This was from Harrah’s Laughlin and is 2-sided:

This was from Ramada Express:

If you have any older Nevada or Hawaii elongateds I will trade for any I don’t have.