SIXTY·THIRD CONGRESS. Sess. II. Ch. 141. 1914. 503 tion to be followed in the distribution and return of such currents, in Pmmu { H mf order to reduce to a minimum such dangers; also to investigate the mg. °“ mm 8 best means of protect' life and grolperty from lightning, mcluding personal services in thbméistrict of o umbia and in the d, $15,000. For mvestigations mcident to the estabhshment of units and stand- ¤§§§,",Q,‘§°f,§§l°° ""°’“‘ ards of refrigeration, and the deternunation of the physical constants of materials used in the refrigeration industries, such as ammonia, aqueous ammonia solutions, carbonic acid, brmes, and se forth, and the determination of the thermal conduct1v1t1es of materials mcludgng (p(e:)·sonal services in the District of Columbia and in the Held, 15, . For continuation of the investigation of structural materials, sueh ,,,$§§,F‘,‘§,",‘Q,*}‘,,,‘f‘°‘°"“" as stone, clays, cement, and so forth, mcluding personal services in the` of Columbga and thefHelc%_ $100,00lgh _ cl Testing M or maintenance an 0 ation o tes mg mac es, m u per- ,,,,1,,,,,;,,,,,,,, sonal services in connectidiicr therewith in the District of Columbia and pm in the Held, for the determination by the Bureau of Standards of the physical constants and the properties of materials as authorized by ml·§o§3i(iiir):•?sf)tigation of properties of materials bum end conditions under which they may be most eiiieientlg mcluding personal services ·in the District of Columbia an m the Held, $25,000. For the investigation of the standards methods of measure- u,,“,f{'3;,§$,“,,K°"“°’ ments of public utilities, such as gas, electric light, electric power, water, telephone, and electric railway service, an the solution of the pgbggans which arise in connection with standards m such service, For the investigation of the materials used in the construction of 1¤$n$uu`Li€m2.?i¤ mm rails, wheels, axles and other railway equipment, and the cause ef their failure including personal services m the District of Columbia and in the Held, $15,000. _ _ _ M For the testing of miscellaneous materials, including the supplies mg,f°°°“°“°°““ ”°°" for the Govemment departments and independent establishments, including personal services in the District of Columbia and m the Held, as authorized by law, $20,000. Coivrrucmvr nxrmxsns, Dnraarumrr or Commnomz For con- °°“°‘“"°°‘°”’°“" tingent and miscellaneous expenses of the offices_and bureaus of the department, for which appropriations for cqntmgielnt and miscellaneous eipenses are not spe)c1Hca.lly made mclu g purchase of profession and scientific oks, law boolcs, books o reference, periodicals, blank_books, pamphlets, maps, newspapers (not exceeding $2,500), stationery, furniture and repairs to same, carpets, matting, oxlcloth, Hle cases, towels, ice, brooms, soap sponges fuel, lightineiland heating; for the purchase exchange, care of horses and v °cles, to be used only or efficial purposes; freight and express charges, postage to fereign conntnes, telegraph and te ephone serviee, tynewnters and adding machines, mclu ng their exc ange; repairs to uilding occupied by omces of the Secretgz of Commerce; storage of documents be onging to the Bureau of thouses, not to exceed $1,500; street car tickets, not exceedin $300; removal of the Census {lilies to_ta:iother(p11ilding not to exceed $1,50?,(e;nii_aHt1ether miscelaneous 1 ms an necess expenses not mc u in e oregomg, $57,000, aud in addition @$0 sums amounting to $33,500 shall be ,,§,‘{,‘“§°$'*?§*,,,‘_§‘·_f‘u,°Fl illediéetéeld frogn other appieopgiggtilons mtade for the fiscal mtelegeen; g;;=Hgh*<>¤;w$¤¤$ un an nana to ea roriatzion‘ n'enmi€°¢a. elnpensele; Dgpagrnent t(;§1COIHII]ll81'(a6,” iréitiillerpto faclgigate ttlile V<>1-36.1>·¤3L case ou ecen purcasmgoceasprovi in e c of June seventeenth, nineteen hundred and ten (Statutes at Large, volume thirty-six, page five hundred and thirty-one), of certain
