Kansas Valley Bank $20 Proprietary Proof Atchinson, Kansas. 18xx (ca.1960-70's), $20 , (KS-10-G12a). Modern "Proprietary Proof". Oxen pulling wagon in middle, man on lower right and Arms of Kansas on lower left; Black printing on red underprint printed on thin white card, Choice to Gem Uncirculated condition. ABNC. Archival "Proprietary" proofs rarely seen in sheet form. (ABN Commemoratives, AIA XI, May 15, 2012)
Estimate: 150 - 300