Appropriations for contingent expenses of the Department of the Interior shall be available, to the extent specified therein, for the payment of damages to private property (not to exceed $500 in any one case) caused by the negligent operation of motor vehicles under such appropriations.
(June 25, 1946, ch. 472, §2,
Section was formerly classified to section 693 of Title 31 prior to the general revision and enactment of Title 31, Money and Finance, by