§ 88. Over Indian reservations. Such corporations may contract with
the chiefs of any nation of Indians over whose lands it may be necessary
to construct its pipe line for the right to construct the same upon such
lands, but no such contract shall vest in the corporation the fee of
such lands, nor the right to occupy the same for any purpose other than
for the construction, operation and maintenance of such pipe line, nor
shall such contract be valid or effectual until the same has been
ratified by the county court of the county in which the lands are
situated.