SIXTY-FOURTH CONGRESS. Sess. I. Ch. 209. 1916. 303 these new_ buildings for laboratory and office purposes, $42,700, together with the imexpended balance of the appropriation made for US° °‘ *’°l°¤°°· this purpose for_ the fiscal year mneteen hundred) and sixteen; For such additional personal services as ma be necessary for the P°”°¤°' S°”i°°S· care and maintenance of the new buildings at Eittsburgh, $4,305; _ For purchase of three additional mine rescue cars, $53,000; m;-`f°‘"°”“l ’°‘°“° For equipment for three new mine rescue cars, $13,500 ; — For operating three new cars, including personal services, traveling expenses subsistence, materials and supplies, $35,000; _ _ or one mine inspector for duty in Alaska, $3,000; _.j,‘S‘§,§_ "‘sp°°t°"’ For per diem, subject to such rules and regulations as the Secretary I’°' ‘“°m» °'°°· of the Interior may prescribe, in lieu of subsistence at a rate not exceeding $4 when absent on official business from his designated headquarters, and for actual necwsary traveling and contingent expenses of said ins ctor, $2,500; » For clerketo mine inspector of Alaska, $1,500; °l°'k· For technical and scientific books and publications and books of I‘“"“”‘ mflimucci $li,500· le f ecessaryl d h d d C h H°“°“‘“'°"‘ "ii or urcaseor aseon an,werean unersuc con-·,,,,,,,,,,,,_ ditionspas the Secretary of the Interior may direct, for the headquarters of mine rescue cars and construction of necessary railway sidings and housing for the same or as the site of l mine and a plant for studying explosives, $1,000: .-B " ‘ ,- That the §’K'{,,',§§°,,;,,,,, ,,,1,,,,;,,,, Secretary o the Interior is authorized to accept any suitable land or ewlands, buildings, or improvements, that may be donated for said purpose, and to enter into leases for periods not exceeding ten years, subject to annual atppropriations by Congress; Persons employe during the iiscallyearnineteen hundred and sev- ,.,§`@§‘,§‘,",,‘§,f"”‘il“°' enteen in fiel work, outside of the istrict of Columbia, under the Bureau of Mines, maly be detailed temporarily for service in Washinagton, District of Co umbia, for purposes of pretparing results of their ii d work; all persons so detailed s all be Bpai in addition to their reqgilar compgnsation only their actual trav `ng expenses or per diem P,,,,,,,,_ in `eu of su istence in ageing to and returning therefrom: rwided, P·>;;¤¤¤¢ ¤f°t¤g·¤¤·» That nothilpig herein sh prevent the payment to employees of the wy p°°m’ ` Bureau of mes their necessary expenses or per diem, in `eu of subsistence while on temporary detail in Washington, District of Columbia, for urposes only of consultation or investigations on behalf of the United States. All details made hereunder, and the purposes of each, during the preceding fiscal year, shall be re orted in the annual estimates of appropriations to Congress at the of each regular session thereof. Hereafter in the absence of the Director of the Bureau of Mines mr an. the assistant director of said bureau shall perform the duties of the S‘“°°""·°‘°· director during the latter’ s absence, and in the absence of the Director and of the Assistant Director of the Bureau of Mines the Secretary of the Interior may designate some officer of said bureau to perform the duties of the director during his absence. In all, Bureau of Mines, $955,005. nnctanarrom snnvrcn. ,°§°°‘“‘““"°” S°"' The following sums are appropriated out of the special fund in the ,_,§§]?§,,°“,,‘f,,d‘f““ '°°‘ 'heasiiry of the United States created by the Act of June seventeenth, V<>r 3% P- 388- nineteen hundred and two (Thirty-second Statutes, page three hundred and eighty-eight) , and therein designated ‘ ‘ the rec amationfund": For all expenditures authorized by the Act of June seventeenth, *”°‘¥’°'"·“""°’· nineteen hundred and two (Thirty-second Statutes, page three lumdred and eighty-eight), and Acts amendatory thereo and supg>le· v°‘·”·*‘·°°°‘ mentary thereto, known as the reclamation law, and_all other cts under which expenditures from said fund are authorized, including
