62 STAT.] 80TH CONG. , 2D SESS.-CH. 400 -JUNE 3, 1948 IMMIGRATION AND NATURALIZATION SERVICE Salaries and expenses, Immigration and Naturalization Service: For expenses, not otherwise provided for, necessary for the adminis- tration and enforcement of the laws relating to immigration, naturali- zation, and alien registration; personal services in the District of Columbia; a health service program as authorized by law (5 U. S . C . 150) ; care, detention, maintenance, transportation, and other expenses incident to the deportation, removal, and exclusion of aliens in the United States and to, through, or in foreign countries; advance of cash to aliens for meals and lodging while en route; payment of allowances (at a rate not in excess of $1 per day) to aliens, while held in custody under the immigration laws, for work performed; payment of rewards for information leading to the apprehension or conviction of violators of the immigration laws; traveling expenses, including not to exceed $5,000 for attendance at meetings concerned with the purposes of this appropriation; purchase for replacement only of one hundred and twenty-five and hire of passenger motor vehicles; purchase (not to exceed four), maintenance, and operation of aircraft; firearms and ammunition; citizenship textbooks for free distribution; refunds of head tax, maintenance bills, immigration fines, and other items prop- erly returnable, except deposits of aliens who become public charges and deposits to secure payment of fines and passage money; steno- graphic reporting services by contract as authorized by section 15 of the Act of August 2, 1946 (5 U. S . C . 55a) ; operation, maintenance, remodeling, and repair of buildings and the purchase of equipment incident thereto; and for all necessary expenses incident to the main- tenance, care, detention, surveillance, parole, and transportation of alien enemies and their wives and dependent children, including trans- portation and other expenses in the return of such persons to place of bona fide residence or to such other place as may be authorized by the Attorney General; $27,150,000: Provided,That the Commissioner of Immigration and Naturalization may contract with officers and employees for the use, on official business, of privately owned horses: Provided further, That provisions of law prohibiting or restricting the employment of aliens in the Government service shall not apply to the employment of interpreters in the Immigration and Naturaliza- tion Service (not to exceed ten permanent and such temporary employ- ees as are required from time to time) where competent citizen inter- preters are not available. FEDERAL PRISON SYSTEM Salaries and expenses, Bureau of Prisons: For salaries and travel expenses in the District of Columbia and elsewhere in connection with the supervision of the maintenance and care of United States prisoners, $400,000: Provided,That not to exceed $3,500 of this amount shall be available for expenses of attendance at meetings concerned with the work of the Bureau of Prisons when incurred on the written authorization of the Attorney General. Salaries and expenses, penal and correctional institutions: For expenses necessary for the support of prisoners, and the maintenance and operation of Federal penal and correctional institutions and the construction of buildings at prison camps, interment or transporting remains of deceased inmates to their relatives or friends in the United States, transporting persons released from custody of the United States to place of conviction or arrest or place of bona fide residence within the United States or to such place within the United States as may be authorized by the Attorney General, and the furnishing 319 Post, p. 1041. 60 Stat. 903. Payment of allow- ances to aliens. 60 Stat. 810. Alien enemies. Use of privately owned horses. Interpreters.