Okla. Stat. tit. 19, § 19-338: Lease of county buildings or lands to United States, state

or incorporated city or town for airports or public uses.

The board of county commissioners is hereby authorized and

empowered to enter into contracts with the authorities of the United

States of America, the State of Oklahoma, and any incorporated city

or town within the boundary of the county entering into such

contract, leasing and letting to the United States of America, the

State of Oklahoma, or to any incorporated city or town situated

within the boundaries of the county making such contract, or

contracts, any county building, or buildings, or lands, belonging to

the county, for airports or public uses; and such contract, or

contracts, when entered into by the board of county commissioners of

any county, with the Governor of the State of Oklahoma, or with the

proper authorities of the United States of America, or the proper

authorities of any incorporated city or town located within the

boundary of the county entering into such contract, shall be valid

obligations. Contracts of like character heretofore entered into,

by and between any authorities hereinbefore mentioned, are in all

things hereby ratified, confirmed and legalized.