1793 Chain Cent: The first official penny minted by the United States, known for its chain design on the reverse. Very few are in existence today due to limited mintage and age.
1799 Large Cent: Another early penny, known for its rarity and the difficulty in finding well-preserved specimens.
1804 Draped Bust Cent: Features a portrait of Liberty with flowing hair on the obverse and a wreath on the reverse. Very few survive in good condition.
1877 Indian Head Cent: One of the key dates in the Indian Head series, known for its low mintage and rarity, especially in higher grades.
1909-S VDB Lincoln Cent: The 1909-S VDB Lincoln cent is notable for its designer initials (V.D.B. for Victor David Brenner) on the reverse. It is rare and highly sought after by collectors.
1943 Bronze Lincoln Cent: During World War II, pennies were minted in steel to conserve copper for the war effort.
1955 Doubled Die Lincoln Cent: A notable error coin where the obverse design shows noticeable doubling, particularly on the inscriptions.
1969-S Doubled Die Lincoln Cent: Similar to the 1955 Doubled Die cent, the 1969-S version features noticeable doubling on the date and inscriptions, making it rare and valuable.