1208 six·rY-sEvENtrH ooNGREss. sms. Iv. GH. 42. 1923. under such regulations as he may prescribe, authorize the payment of not to exceed 3 cents per mile for a motor cycle or _7 cents per mile for an automobile used for necessary travel on official business. Total, Reclamation Service, $12,250,000. _ _ Estjzxtes to be The aggregate of all estimates of appropriations from the " recla- §§’,§§‘,g,_ “‘ "°°'1y mation und ’ contained in the Budget for any fiscal year shall be included in the totals of the Budget or that year. Geulogimlsumy- UNITED STATES GEOLOGICAL SURVEY. samizms. ,,,l?*'°°*°'·°m°‘°‘°'k* Director, $6,000; chief clerk, $2,500; librarian, $2,000; photographer, $2,000; assistant photographer, $900; clerks-—three of class one, one $1,000, two at $900_eac ; two messenger boys, at $480 each; S°*¤¤“°°°·“*$°*¤°S· scientific assistants—geol0g1sts, two at $4,000 each; one $3,000, one $2,700; two paleonto ogists, at $2,000 each; chemist, $3,000; geograplifr;-5-Oone $2,700, one $2,500; two topographers, at $2,000 each; in a , ,660. , Gtmeralexpmses. EXPENSES, GEOLOGICAL SURVEY. 4s¤¤¤g¤¤¤¤¤f¤¤1- For every eépenditure requisite for and incident to the authorized °r;{¢:,;S.1i·:s. work of the eological Survey, including pemonal services in the District of Columbia and in the field, including not to exceed $10,000 for the purchase and exchange, and not to exceed $30,000 for the hire, · maintenance, repair, and operation of motor~propelled and horse- V¤¤i¤1¤¤· drawn passenger-carrying vehicles for field use only by geologists, topographers engineers, and land classifiers, and the eological Survey IS authorized to exchange unserviceable and wom-out freightcarrying vehicles as part payment for new freighhcarrying vehicles, and inc uding not to exceed $5,000 for necessarg trave ing expenses of the Director and members of the Geological urvey acting under his direction, for attendance upon meetings of technical, professional, and scientificsocieties when required in connection with the authorized work of the Geological Surve , to be expended under the regulations from time to time prescribed by the Secretary of the Interior, and under the following heads: '¤`°P¤¤¤P¤*¢=¤”°Y*· For topographic surveys in various ortions of the United States, {,’g¤tgg£mm including lan s in national forests, $500,000: Pwwirlvd. That no erative work viiilii art of this appropriation shall be expended in cooperation with S°'“°‘*°'°‘ States or municipalities except upon the basis of the State or municipality bearing all of the expense incident thereto in excess of such an amount as is necessary for the Geologcal Survey to perform its share of standard topographic surveys; G<¤¤<>si<= ¤¤Mw¤· 0g)eologic surveys in the various portions of the United States, ¤¤¤¤i¤¤1,¤¤¤r¤v=¤- F dr cliemical and hvsical researches relatin to the eolo of ul the United States, imlluiling researches with a xgew of dgermiiring P°“¤**=’·¤“=· gept;ogécia)l0i2)c;)nditions favorable to the presence of deposits of potash $8 7 » 5 m“’“"“°'”· $1§`;§Opreparatiou of the illustrations of the Geological Survey, _ 7 7 ,,,H§f°"*"°"°"‘°°°’°‘ Eur preparation of the reports of the mineral resources of the _ United States, including special statistical inquiries as to roduction, distribution, and consumption of the essential minerals, $124,250; ,,,{',,§§" mm '°‘ For continuation of the investigation of the mineral resources of W Alaska, $75,000, to be available immediately; ¤g,§§,°'§,_’“”IY ““'“‘ For gauging streams and determining the water supply of the United States, the investigation of underground currents and arte-
