The 1951 Washington Quarter is a piece of US history, minted during the post-war era.
Made of 90% silver and 10% copper, it's more than just pocket change for collectors.
Circulated quarters range from $4 to $6, while uncirculated can fetch up to $40.
Key factors: mint mark location, mintage number, and condition grade.
Look for 'S' mint mark for San Francisco, often carrying higher value.
Only 57,500 proof coins were made, making them highly sought after.
Check for Full Head detail – a sign of a well-preserved, valuable coin.
Beware of counterfeits; authenticating with a professional is advised.
Collecting complete year sets can increase overall collection value.
Stay updated with coin guides and auctions for current market values.