What is the rarest $5 bill?
Excuse me, could you elaborate on the topic of the rarest $5 bill? I'm curious to know what sets this particular bill apart from others, and if there are any unique features or characteristics that make it stand out as being the rarest. Are there any specific serial numbers, years of issuance, or other identifying marks that can help one identify this rare $5 bill? I'm eager to learn more about this fascinating aspect of currency collecting.