The Mystery of the Bicentennial Quarter

A quarter without a mint mark, a curious anomaly.

Amidst the sea of coins, it stands alone in mystery.

Struck to commemorate two centuries of history.

Yet its origin remains shrouded, a hidden story.

Was it an error in production or intentional secrecy?

Collectors speculate, seeking clues with urgency.

 Each unmarked quarter, a tiny enigmatic treasure

A reminder of the puzzles hidden within our monetary measure.