77TH CONG. , 2D SESS.-CH. 472-JULY 2, 1942 diction of the United States; purchase of additional magnetic and seismological instruments; lease of sites where necessary and the erection of temporary magnetic and seismological buildings; and including the employment in the field and office of such magnetic and seismological observers, and instrument makers and stenographic services as may be necessary, $81,000. Geodetic control surveys: For continuing lines of exact levels between the Atlantic, Pacific, and Gulf coasts; determining geo- graphic positions by triangulation and traverse to establish the con- trol for a national mapping program, and for the control of Federal, State, boundary, county, city, and other surveys and engineering works in all parts of the United States; including printing and bind- ing, traveling and all other expenses necessary therefor; special geodetic surveys of first-order triangulation and leveling in regions subject to earthquakes, not exceeding $10,000; determining field astronomic positions and the variation of latitude, including the maintenance and operation of the latitude observatories at Ukiah, erbukah obserdatorioes California, and Gaithersburg, Maryland, not exceeding $2,700 each; establishing lines of exact levels, determining geographic positions Observations, etc., by triangulation and traverse, and making astronomic observations Alaska. in Alaska; and continuing gravity observations in the United States and for making such observations in regions under the jurisdiction of the United States and also on islands and coasts adjacent thereto, $449,400, of which amount not to exceed $75,640 may be expended for personal services in the District of Columbia. Vessels: For repair of vessels, and replacement of equipment vessels repair, etc thereon, exclusive of engineers' supplies and other ship chandlery, $120,000. Pay of officers and men on vessels: For all necessary employees to man and equip the vessels, including professional seamen serving as mates on vessels of the Survey, to execute the work of the Survey herein provided for and authorized by law, $832,000. Pay, commissioned officers: For pay and allowances prescribed by law for not to exceed one hundred and seventy-one commissioned officers on the active list and of officers retired in accordance with existing law, including payment of six months' death gratuity as Death gratuity. authorized by section 9 of the Act of January 19, 1942 (Public Law Ante, p.8 . 402), $885,000: Provided, That the Secretary of Commerce may ssistnt diretor. designate one of the hydrographic and geodetic engineers to act as assistant director. Office force: For personal services, $771,000. Office expenses: For purchase of new instruments (except survey- ing instruments), including their exchange, materials, equipment, and supplies required in the instrument shop, carpenter shop. an chart division; books, scientific and technical books, journals, looks of reference, maps, charts, and subscriptions; copper plates, chart paper, printer's ink, copper, zinc, and chemicals for electrotyping and photographing; engraving, printing, photographing, rubber gloves, and electrotyping supplies; photolithographing and printing charts for immediate use; stationery for office and field parties; transportation of instruments and supplies when not charged to field expenses; telegrams; washing; office furniture, repairs; miscel- laneous expenses, contingencies of all kinds, not exceeding $90 for streetcar fares, $132,000. Aeronautical charts: For compilation and printing of aeronautical charts, including personal services in the District of Columbia (not to exceed $194,000), operation of airplane for check flights, and aerial photographs, execution of ground surveys at air terminals, and the purchase of drafting, photographic, photolithographic, and printing supplies and equipment, $330,000. 495 56 STAT.]
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