61 STAT.] 80TH CONG. , IST SESS.-CH. 337-JULY 25, 1947 advances may be made to worthy Indian youth to enable them to take educational courses, including courses in nursing, home eco- nomics, forestry, agriculture, and other industrial subjects in colleges, universities, or other institutions, and advances so made shall be reimbursed in not to exceed eight years under such regulations as the Secretary may prescribe: Provided further, That all moneys reimbursed during the fiscal year 1948 shall be credited to the respec- tive appropriations and be available for the purposes of this para- graph: Provided further, That funds available under this paragraph may be used for the establishment and operation of tribal enterprises when proposed by Indian tribes and approved under regulations prescribed by the Secretary: Provided further, That enterprises operated under the authority contained in the foregoing proviso shall be governed by the regulations established for the making of loans from the revolving loan fund authorized by the Act of June 18, 1934 (25 U. S . C. 470): Provided further, That the unexpended balances of prior appropriations under this head for any tribe, including reimbursements to such appropriations and the appro- priations made herein, may be advanced to such tribe, if incorporated, for use under regulations established for the making of loans from the revolving loan fund authorized by the Act of June 18, 1934 (25 US. C. 470). Pima cropping operations (tribal funds): For continuing subju- gation and for cropping operations on the lands of the Pima Indians in Arizona, there shall be available not to exceed $200,000 of the revenues derived from these operations and deposited into the Treas- ury of the United States to the credit of such Indians, and such revenues are hereby made available for payment of irrigation opera- tion and maintenance charges assessed against tribal or allotted lands of said Pima Indians. Suppressing forest and range fires (tribal funds): For the sup- pression or emergency prevention of forest and range fires on or threatening Indian reservations, $25,000, payable from funds held by the United States in trust for the respective tribes interested. Support of Indian schools (tribal funds): For the support of Indian schools, and for other educational purposes, including care of Indian children of school age attending public and private schools, tuition and other assistance for Indian pupils attending public schools, and support and education of deaf, dumb or blind physically handi- capped, delinquent, or mentally deficient Indian children, there may be expended from Indian tribal funds and from school revenues arising under the Act of May 17, 1926 (25 U. S. C . 155), not more than $512,000: Provided, That payment may be made from the date of admission for such tuition and care of Indian pupils. Vehicles: Not to exceed $450,000 of applicable appropriations made herein for the Bureau of Indian Affairs shall be available for the maintenance, repair, and operation of passenger motor vehicles for the use of employees in the Indian field service, and the transportation of Indian school pupils, and applicable appropriations may be used for the purchase of not to exceed two hundred and five passenger motor vehicles, and such vehicles may be used for the transportation of Indian school pupils. Replacement of property destroyed by fire, flood, or storm: To meet possible emergencies not exceeding $35,000 of the appropriations made by this Act for education of Indians, maintenance of buildings, reser- vation administration, the Alaska native service, and conservation of health among Indians shall be available, upon approval of the Secre- tary, for replacing any buildings, equipment, supplies, livestock, or other property of those activities of the Bureau of Indian Affairs 471 Availability of funds. Tribal enterprises. Regulations. 48 Stat. 986. Advances. 48 Stat. 868 . 44 Stat. M0. Payment for tui. tion, etc.