Collectible coins, such as the 1978 San Francisco quarter (25c), are often sought after by numismatists due to their unique minting characteristics and historical significance. The 1978 quarter, part of the Washington quarter series, was produced at the San Francisco Mint and is typically marked with an "S" mint mark on the reverse side. Coin rolls containing these quarters can vary in value based on factors such as condition, rarity, and demand among collectors. The historical context and collecting trends play crucial roles in determining the overall appeal and market value of these coins.

Item Denomination Series Year Mint
1978-S 25c Roll 40 Coins 25c Roll Quarters 1978 San Francisco