Delaware, Ohio. State Bank of Ohio, Delaware County Branch. November 24, 1860. $20. PCGS Very Fine 20.;(OH 5-G660, Wolka 1027-38). Draper, Welsh & Co., Phil. A very scarce State Bank of Ohio note and much better high denomination piece. The bank opened in 1845 and it became the Delaware County National Bank, charter #853 early in 1865. Moderately circulated and with great color. This note was part of the Wolka collection and first sold for just under $2,000 in 2014.