Fr. 318. 1891 $20 Silver Certificate. PCGS Extremely Fine 45.,A striking $20 Silver Certificate that is truly rare in higher grades. This PCGS Extremely Fine 45 note is bested by just five pieces in their population report and none of that group are listed in the New grade range. The circulation is so minimal on this offering it is virtually undetectable when looking through the holder. An important high-end circulated offering on this desirable design.,,