Okla. Stat. tit. 19, § 19-382: Additional tax voted, when

When county warrants are at a depreciated value, the said

commissioners may in a like manner submit the question whether a tax

of a higher rate than that provided for shall be authorized; and in

all cases when an additional tax is laid in pursuance of a vote of

the people of the county, or for constructing or ordering to be

constructed any road or bridge, or for aiding in any enterprise

contemplated by the preceding section, such special tax shall be

paid in money and in no other manner.