Mint marks only appear on coins. US paper money is printed by the Bureau of Engraving and Printing, while coins are made by the US Mint. They're completely separate operations.
When silver certificates were issued the BEP had only one facility, in Washington DC. Any small-size bill you may have was printed at that location.
The U.S. Mint never made silver certificates because the Mint only strikes coins. Paper money is made by the Bureau of Engraving and Printing. The last silver certificates were printed in the early 1960s, but all were in the 1957 series.
The Related Link below has a list of dates, mint marks, and mintage totals.
On the reverse above the D in Dollar.
The "Crown" and the "Castle" are two of many mint marks types indicating where the item was made or minted. The Mint Marks are many and varied. There are at least three different "Castle" mint marks and two different "Crown" mint marks. Other mint mint marks include crosses, stars, flowers, moons, keys, animals, etc. all of which have many variations, and these are only the British marks.
Yes, all the silver war nickels have mint marks, even Philadelphia. There will be a large letter P, D, or S above Monticello.
you can find it ABOVE the DO in dollar on the back
About $1.30 to $1.50, depending on the condition and mint marks.
Only the Proof and Burnished Uncirculated 2008 Silver Eagles bear a "W" Mintmark, the regular-strike eagles do not.
Just spend it, the coin has no silver and is still in circulation.
Silver dollars do not have a hallmark. They often have mint marks, but not always. For example, a Morgan dollar with an O found on the bottom center of the side with the eagle was minted in New Orleans. Coins from the Philadelphia mint from before 1980 do not have a mint mark.
Value is about $1.00 and JS is NOT a mint mark it's the designers initials, the mint mark is on the reverse. Obverse mint marks were not used on dimes until 1968
The mint mark position on all Peace dollars is near the word ONE on the back. No mint mark = Philadelphia D = Denver S = San Francisco