My favorite found in circulation is a 1912 V-nickle. Very worn, but I like it. I consider it my lukcy coin!!! Your turn!
Lc-69s-04 1969-S with cud found while roll searching as a kid. It is the coin that got me interested in collecting error & variety coins.
This Mercury dime below is my favorite. It was the first box I found silver in. I found another merc in the same box but it got mixed in with my other mercs but this one stands out.
This $10 is probably the rarest note I've found. I have a large collection of mismatched serial numbered notes, solid numbered notes and other errors, but this still tops them because no others have surfaced from this series: