LAWS 121 



UNITED STATES GEOLOGICAL SURVEY 



Office of Director: Director, $6,000; chief clerk, $2,500; chief 

 disbursing clerk, $2,500; librarian, $2,000; photographer, $2,000; as- 

 sistant photographers— one $900, one $720; clerk— one of class two, 

 three of class one, one $1,000, four at $900 each ; four copyists, at $720 

 each; watchmen— one $840, four at $720 each; janitor, $600; four 

 messenger boys, at $480 each ; in all, $35,340 ; 



Scientific assistants: Geologists — two at $4,000 each, one $3,000, 

 one $2,700; two paleontologists, at $2,000 each; chemist, $3,000; geog- 

 raphers — one $2,700, one $2,500; two topographers, at $2,000 each; 

 in all, $29,900; 



General expenses: For every expenditure requisite for and inci- 

 dent to the authorized work of the Geological Survey, including per- 

 sonal services in the District of Columbia and in the field, including 

 the purchase, hire, maintenance, repair, and operation of motor- 

 propelled and horse-drawn passenger-carrying vehicles for field use 

 only by geologists, topographers, and engineers, to be expended under 

 the regulations from time to time prescribed by the Secretary of the 

 Interior, and under the following heads: Provided, That hereafter 

 the purchase of supplies or the procurement of services outside the 

 District of Columbia may be made in open market in the manner 

 common among business men when the aggregate amount of the 

 purchase does not exceed $50 ; 



For pay of skilled laborers and various temporary employees, $20,000; 



For topographic surveys in various portions of the United States, 

 $350,000: Provided, That in expending this sum preference shall 

 be given special topographic surveys of areas selected by the War 

 Department and in securing such extra topographic data as are re- 

 quested by the War Department in these or other areas; 



For geologic surveys in the various portions of the United States, 

 $350,000; 



For continuation of the investigation of the mineral resources of 

 Alaska, $100,000, to be immediately available; 



For chemical and physical researches relating to the geology of the 

 United States, including researches with a view of determining geo- 

 logical conditions favorable to the presence of deposits of potash salts, 

 $40,000 ; 



For preparation of the illustrations of the Geological Survey, 

 $18,280; 



For preparation of the report of the mineral resources of the United 

 States, $75,000; 



For gauging streams and determining the water supply of the 

 United States, the investigation of underground currents and artesian 

 wells, and the preparation of reports upon the best methods of 

 utilizing the water resources, $175,000, of which $25,000 may be 

 used to test the existence of artesian and other underground water 

 supplies suitable for irrigation in the arid and semiarid regions by 

 boring wells; 



For purchase of necessary books for the library, including direc- 

 tories and professional and scientific periodicals needed for statistical 

 purposes, $2,000; 



