Bonds issued shall bear interest at a rate not to exceed the maximum rate provided by Section 498.1 of Title 62 of the Oklahoma Statutes, payable semiannually, and of denomination of not less than One Hundred Dollars ($100.00) nor more than One Thousand Dollars ($1,000.00) each. The entire amount shall be paid within twenty-five (25) years. The bonds shall be signed by the chairman of the board of county commissioners and countersigned by the county clerk. They shall be recorded by the county clerk and by the State Auditor and Inspector, both of whom shall endorse the same on the back thereof. Facsimile signatures may be used as provided in the Registered Public Obligations Act of Oklahoma.
Okla. Stat. tit. 19, § 738