74TH C ONGRESS . SESS. II. CH. 691. JUNE 22, 1936 .
1791 meetings of technical, professional, and scientific societies, when required in connection with the authorized work of the Bureau of Mines and incurred on the written authority of the Secretary of the Interior, there is hereby made available from any appropriations made to the Bureau of Mines not to exceed in all $2,500; Persons employed during the fiscal year 1937 in field work outside De tail of fie ld em- of the Dist ric t of Columbia under the Bureau of Mi nes may be ploye es . detailed temporarily for service in the District of Columbia for purposes of preparing results of their field work; all persons so detailed shall be paid in addition to their regular compensation only traveling expenses in going to and returning therefrom : Provided Pr oviso . employees' That noth ing herein shall pr event the payment t o employee s of expenses . the Bureau of Mines of their necessary expenses, or per diem in lieu of subsistence, while on temporary detail in the District of Columbia for purposes only of consultation or investigations on behalf of the United States . All details made hereinunder, and Report to Congress . the purposes of each, during the preceding fiscal year shall be reported in the annual estimates of appropriations to Congress at the beginning of each regular session thereof; The Secretary of the Treasury may detail medical officers of HDe tails cm Public the Public Health Service for cooperative health, safety, or sanita- tion work with the Bur eau of Min es, and the compensation and expenses of the officers so detailed may be paid from the applicable appropriations made herein for the Bureau of Mines; Tota l, Bureau of Mine s, $2,093,200 . NATIONAL PARK SERVICE
National Park Serv- ice . Salaries : For the Director of the National Park Service and Director, and office perso nnel . other personal services in the District of Columbia, including Accounting services. accounting services in checking and verifying the accounts and records of the various operators, licensees, and permittees conducting Ante, p .1759. utilities and other enterprises within the national parks and monu- ments, and including the services of specialists and experts for pe Specialists and ex- investigations and examinations of lands to determine their suit- abil ity for national park and na tion al m onu ment purposes and members of the commission appointed under the provisions of the Vol . 43, p.958 . Act of February 21, 1925 (43 Stat ., p . 959) : Provid ed, That such Employment with- specialists and experts may be employed for temporary service at out reference to Class! . rates to be fixed by the Secretary of the Interior to correspond to Hcation, etc ., Acts . those established by the Classification Act of 1923, as amended, and L.S.C.,pp.81,85, without reference to the Civil Service Act of January 16, 1883, $189,880, of which amount not to exceed $26,620 may be expended Field employees . for the services of field employees engaged in examination of lands and in developing the educational work of the National Park Service . General expenses : For every expenditure requisite for and inci- General expenses . dent to the authorized work of the office of the Director of the National Park S ervice not herein provided for, in cluding traveling expenses, telegrams, photographic supplies, prints, and motion-pic- ture films, nec essary expenses o f attendance at m eetings concerned with the work of th e Nationa l Park Ser vice when authorize d by the Secretary o f the Interior, a nd necessary expe nses of field em- ployees e ngaged in examinati on of land s and in developing the educational work of the National Park Service, $27,000 : Provided, P roris o . That necessary expenses of field employees in attendance at such Fi eld employees, ex- peses meetings, when authorized by the Secretary, shall be paid from the various pa rk and monument appropriations .
