Page:United States Statutes at Large Volume 49 Part 1.djvu/140

 74 TH CONGRESS. SESS. I. CH. 39. MARCH 22, 1935 . 95 COAST AND GEODETIC SURVEY Coast and Geodetic Survey. For every expenditure requisite for and incident to the work of Expenses. the Coast and Geodetic Survey, i ncluding maintenanc e, repair, excha nge, and operatio n of motor-prope lled or horse-dra wn vehicles fo r off icial use i n fie ld wo rk, pu rchas e of motorc ycles with side cars, including their exchange, not to exceed $500, surveying instruments, including their exchange, rubber boots, canvas and rubber gloves, goggles, and caps, coats, and aprons for stewards' departments on vessels, extra compensation at not to exceed $1 per day for each station to employees of the Lighthouse Service and the Weather Bureau while observing tides or currents, services of one tide observer in the District of Columbia at not to exceed $1 per day, and compensation, not otherwise appropriated for, of persons em- ployed in the field work, for travel and other expenses incident to the exe cuti on of fie ld wor k u pon ap pro val by the he ad of the Bureau, and for expenses (in an amount not to exceed $150) of attendance at meetings concerned with the work of the Coast . Attendance at meet- and G eodetic Su rvey when incurred on the wri tten auth ority of 'ng s' the Secretary of Commerce, to be expended in accordance with the regulations relating to the Coast and Geodetic Survey subscribed by th e Secretary of Co mmerce, and unde r the following h eads Field expenses, Atlantic and Gul f coast : Fo r surveys and nec es- Fiel d ex pen ses . sary resurveys of the Atlantic and Gulf coasts of the United States, Atlantic, etc ., coasts. including the coasts of outlying islands under the jurisdiction of the United States, and including the employment in the field and office of one physicist to develop survey methods based on transmission of sound through sea water, $98,500
 * Provided,

That not more than outlyng islands. $35,000 of this amount shall be expended on the coasts of said outlying islands and the Atlantic entrance to the Panama Canal. Pacific coast : For surveys and necessary resurveys of coasts on Pacific Coast. the P acific Ocean unde r the jurisdicti on of the United States, and including the employment in the field and office of one physicist to develop survey methods based on transmission of sound through sea water, $146,000. Tides, currents, and so forth : For continuing researches in physical phPyhysical hydrogra. hydrography, relating to harbors and bars, and for tidal and cur- rent observations on the coasts of the United States, or other coasts under the jurisdiction of the United States, $14,000. Coast Pilot : For compilation of the Coast Pilot, including the Coast Pilot. employment of such pilots and nautical experts, and stenographic help in the field and office as may be necessary for the same, $5,200. Magnetic and seismological work : For continuing magnetic and Magnetic and seis- seismolog ical observations and to establis h meridian lines in con- mological work. nection t herewith in all p arts of the Unit ed States ; making mag- net ic an d seis molog ical observ ation s in other regio ns un der t he jur is- 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 stenographic services as may be necessary, $58,500. Federal, boundary, and State surveys : For continuing lines of Federal, boundary, exact levels between the Atlantic, Pacific, and Gulf coasts ; deter- and State surveys. mining geographic positions by triangulation and traverse for the control of Federal, State, boundary, county, city, and other surveys and engin eering works in a ll parts of the United States ; i nc lu di ng special geodetic surveys of first-order triangulation and leveling in regions subject to earthquakes, not exceeding $10,000 ; determining