Stack's Bowers Auctions 9 of Top 10 US Paper Money Notes in 2020
This price was closely followed by an 1891 $50 Treasury Note graded PMG 64 EPQ that was bid up to $360,000. High denomination 1869 “Rainbow” notes that featured a combination of rarity and great condition attracted strong bids as an 1869 $50 graded PMG 65 EPQ brought $300,000. Among Serial Number 1 First Charter Series of 1875 examples from the First National Bank of Lincoln, Illinois performed well. The $100 note, graded PMG 55 realized $300,000, while the $50–also graded PMG 55 and the only example known for the Friedberg number–was bid to $288,000. A Series of 1880 $100 Sil...
Source: coinweek.com