SIXTY-SIXTH CONGRESS. Sess. II. Ch. 194. 1920. 609 and for extrarduty pay to soldiers necessarily employed for periods not less than ten ays, $1,685. UNDER mm cmnr SIGNAL orrrcrcn. Qiggusgvigh For operation and maintenance of fire—control installations at ,, m{°°°"‘ seacoast defenses, $165,000. ARMAMENT or FORTIFICATIONS. Armnment. For purchase, manufacture, and test of mountain, field, and siege ¤re% .i.°°1d’°°° cannon, including their carriages, sights, implements, equipments, and the machinery necessary for their manufacture, $1 500,000._ Ammmm For purchase, manufacture, maintenance, and test of, ammumtion °°' for mountain, Held, anchsiege cpilnnea, inclurirlnlg the necessary pxperiments in connection erewi e mac ery necessary or its manufacture, and necessary storage facilities, $1,600,000. mmm. For purchase, manufacture, an _ test of seacoast carmon for coast dlefense,?]cluding their- ca§r·ia€§s,s1gl1ts{1f1mptl:zImer;;s;)e•2])u(ig0ments, and temac erynecess or errman ac e s . y r For pmchase, manilililictiire, and test of ammunition for seacoast Amm°°m°°’°t°° cannon, and for modernizing prjectiles on hand, including the necessary iexperimentsufin conng?lu6>610t•l%)•e1¤with, and the machinery necessary or its man acture . For purchase, manufacture; arid test of ammunition, subcaliber ;.,f§”,,1’{}’$Lli°°' °°°" ghuns, anld other fg! seacoastf artillery practice, including - e mac ine necessary or eir man acture $200 000. , Fo; alteragilin anu? maintemance cglseacoast igpluding the °°°’ urc asc an man acture o mac ery too materi necessary li? {3e wplrk, and experzlsetsil of civiléan mechanics and extra—duty pay o e iste men engage ereon 1,000 000. thFor altiprationdand mlagntenancr-; of the mobile artillery, including mini?-iiig¤£yft°" m°` e purc ase an man acture o machm' ery tools and materials nlecessary for the work and the expenses of the medhanics engaged t ereon $2,000 000. For purchase, manufacture, and test of ammunition, subcaliber r¤{rii$lfiii»i.i:°»}riiiii§ guns, and other accessories for mountain, field, and siege artillery *"“’°“°°· practice, including the machinery necessary for their manufacture, $205,800. rrrovmo G1:oUNr>s. *’*‘°'*¤8¤'°“¤d¤· For current expenses of the ordnance proving grounds, comprising Cummu the maintenance of rail and water transportation, repairs, alterations, accessories, and service of emplplyees incidental to testing and proving ordnance and ordnance matéri , hire of assistants for the Ordnance Board, purchase of instruments and articles required for testin and experimental work building and repa` butts d t ts liring mng an argc c e and grading ranges, $350,000. ’ sunmarzrrm mums. “°"‘°“""’°’“‘°°* For gxurchase, manufacture, and test of submarine-mine matéricl, ¤¤¤·¤¤¤· las, mw! andho er accessories foph submaririe-rnine practice, including the mac mery necessary or €11` man tur 9233. tmm _Fqr maintenance of submarine-rihgg 9,113 suhmarine-net matériel r>¤;;;•;$,2· Ugg;} wrthrn the limits of continental United States; purchase of necessary sqm. mm' °’ machinery, tools, and implements for the repair shop of the torpedo depot at `Fort Totten, New York; extra—duty pa to soldiers neces~ sarily employed for periods not less than ten days in connection
