This appears to be a letter. People used to write notes then put them in mailboxes addressed with a stamp, and the mail carrier would bring it to the recipient. They are more interesting than valuable.
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Marc's Expert Appraisal
ANA-Certified Numismatist · Hudson Valley Numismatics
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Lincoln cent I found in a roll 3/4
Put it back fast!
1939 Monticello edition nickle with no mark I am thinking it's in prestine condition…
It’s called a “Jefferson” nickel and the condition is well-circulated. Worth maybe fifty cents.
The 5 on date and on back American the letters run together
This does not mean much in a circulated coin.