Question: are the drummer quarters worth anything?
Answer: If you find circulated 1776-1976 quarters either with no mintmark (those were made in Philadelphia) or the "D" (Denver) mintmark in pocket change, they're worth face value – 25 cents. ... Circulated proofs are worth 40 to 50 cents, and 40% silver Bicentennial quarters have a value of about $1.50 or more.