Lancaster, New Hampshire. $20 1882 Date Back. Fr. 555. The Lancaster NB. Charter #2600. PMG Very Fine 25.Bold blue overprint inks are observed on this well traveled Lancaster $20 Date Back. The engraved design elements are sharply printed including the popular depictions of the Battle of Lexington seen at left and Columbia found at right on the face. This note is one of just four 1882 Date Backs known on the bank.