$20 National Bank Note. City NB, Holyoke, MA. Ch. 2430. Fr. 504. PMG Very Fine 25. Chartered in August 1879, this bank also would only issue Large size notes as it would be liquidated on the last day of 1927. While considered a common bank with almost 50 large reported, this is one of only two Brown Backs known, with the other a low grade Five that recently appeared. Signatures of A.F. Hitchcock as Cashier and C. Fayette Smith as President. A pleasing example. Estimated Value $1,000 - UP