OCR Text |
Show "WEAjilEll GAUGEKS. rutnMOMETEna ARE manufactured manufac-tured WITH Qf.AT CAHC. 1h7 Arm Mi Vt- IfratAtflj-, and, Thn-sli Ijnlr.lr, I TliruiiBh Nlnix ta rlf nf IlftiaiU'lli lHiTrf,t Tim making of n tlicmiome'cr tmj hi Utirr a J el lent) ftcWmtlfio oc-ratloti, or onof llw iliuilt Uiki ef tho vkllM mcclianlo, Atcjrillo7 to th4 Mrt of tliT momrtrr ian Id With tho extreme) rvrvffiToaal mlnutcljr nccurnte inotru-taftiU inotru-taftiU ilwI-gnM for Pcintiflo iwm ureflt cars li tken, nrtil tlicy are kept lu ttock fur rnontln nomotimm for yrart, to t rompamt ti. rccompiirol with in t rumen ru-men u that jrf knom to I trnt worthy Llift omiWj tiuxt ctitinot 1-4 virftit orvr tliec:otiip.iratlTl cheap tlicrui'iiitr in CDiuimm ium. uml tlitao ar tuvl ruj Uljr llumtfh Mlwrtjrt curefullj T1i inrthoil if mainifir.(.turo lis Lni an nj- tu4tiZft Hlthlii n text )rnra that th 1 1 ty liwijiet thfrmoine(fr ahuuhl not vurj more thim it frnctionnf n degrn f from thocorrrct jwlnt hethfrr tha thnnomter li to bo charffiHl KithinfrLurnralcvhoIi vrhHli rr It la to 1 ...imhtM In n frnmo of wuoil. prf.l tin or brnw. tho pruccM In tMHtAQllallr tho mm Mercury U pnerally iiwt furirlfitlllaliiHtrutiinti, but UiMt innkera prefer alcohol, beciimt) It la ihertpr Tho alcohol la colored nnl with au auUiiio (lyo which dova not fuI Tlio t lie mioiii' ter muker baya bl glaij talx-a in lonK atrlpa from Urn plain fio forlo. Tho xlAMblower on tho premlaea cuta lhr tubi-a to tha proper IcliRth, an 1 with bia a Jt nn 1 blow pipu muMvi tho bulb nn (hft lower eml TliobulH aro then flllM with colore 1 alcohol, tin J tho tt.1 atan 1 for twenty four hour. On tho following day nnother work mm holli tuch bnlb In turn orer n gM jet until tho colored flu) 1, by Ita tup in flm entirely fill tho tiilm. It thru ttoca iVtck Into tho luuiWof the (tlat blower Mo ttoe tho npor cml and turm tho tip backward to mitko tho lit-tlo lit-tlo tslnxfi hook which will help keep tl o tubo In pla.o In tho frntno M4ILHJ T1IK TCDES. ' Tlio tubM now rtnt nntll aomo Imn I droda of thorn, perhaps thotiwuJ, urn ready Then tho pruoeM of f nuginjt bo-Kin- Tltere uro no m.irkt whatever on tho tub", arid tho flrat gut lo mirk to lu . niaJo it tho freexln iAnt ii dej;. j i'nlircnli'-lt. ThUlafoanl bypltinirlnff I tho ball Into molting anow Ko other i thermometer It neoded for n gui le for rteltiiifc mow gire lnrnrlably tho eiaet eozititf tinl 1UU U nn unfatlinff teat t for any thennomeUr who accuracy may I huipfctod IJut meltlnic mow U iiotnlwavf to bo had, andnlittlo un-chitin un-chitin rrtuiabllnkt a aaunifo icrinder U brouifht Into tiw Thia luachlno aharea i a block of lc Into 1a rt Idea, which an awtr tho purpoio n wll h attow Wht u too bullM bavo bveu loujf enough lu tho wotting auow a workman takea j them ooo by ona from their Icy bath, affixing each ao that hi thumb nail timrka tlio exact apot to whkh tho fluid h.ia fallen I lira ho mat pa a ici.rn.ly jn-rctttiblo mark upon tho glais with a Uuo Mo, and roci ou to th next Tlio talxw, with lb frwxlnp olut marked on onch, now ko Into tho hau U ' of another workman, who lungea thorn, , bulb down, into a Towel titled with i water kej t constantly at 01 degt A atan lard thennomettr attached to tholmfloof thla teMel ahowa that tho UmixTAtnro of tho water li correct Another tiny Din tcratcU la put ut Ul Then a third workman plnngoa tho balba Into another veMcl of water k it connuntly at WJ Thia li niairkol j like tha other, and tho tubo U now iup- ' pllel with thetvo gnlJo mark, each i Hi dK tnu tho beat A ainall Ut U then attached to oath tubo, on which ( ita numbur la writ ton for, owing to uu avoidablo variation In thoboruof tho tulo,eachonoTariva alightly fioni tho othera. I UARK1V) 1IIK OARtJt With IU InlMdurtlity thuauAtablUhed tho tubo RTica Into tho ban la of a marker, mark-er, who flta Ita bulb and book Into tho frauiott la to occupy, aud mukea alitflit acratt hea on tho fraino correal urnling to tho a,', Q nnd W diroo markaun tho tubo Tho f ramo lu u numl r corro apou llnjf with tho number of tho tubo, an I tho tubo U lall away Inu rack amid UiOUMll In, Tlio frame, whether It bo wood, tin or braM, ten to tho gauging room, when it la laid upon n atet ply alo Iiiji tablo, exactly In tho Kwltluu markud for Hthtrmomutirof that tlxu, Tho II.', 0 1 nn 1 W degreo marka mutt correijon 1 with tho marka u)on tho Ublo, If they do nut, tho error lu marking U detected aud tho framoia atnt brnk forcorrco tion. A long, atraUht Inr of wood or metal extt suit diagonally atruM tho tublo fnim tho loner tight hand corner to tho upper left hanl comer, Ou tho right thia worki upon n pivot anl on tho left it reatalna ratchet, which leta It aiciul or deKinl only ouo notch at n tlutu. Ilmt notch i.urka tho exact dUtunco tt Sdega With tho threoacratiheaalrvady iiiudo for n baxia tho marker coul I hardly mako a mitak( lu tho drgrvtM If ho trlf-L Tho mark ma lo upon tho fraino or eavi uro all mudo by han 1 with a geometric geo-metric inn and ludii Ink If tho framo 1 of wood an 1 with tiv die a if It la or nn ttd Tho tubo boating tho corn pornl-lug pornl-lug nuinbv.r la ueit attiichod to tho framo, anl tho thermometer la ready for tho innrUt without further touting Homo mak rauso only two guldo iuark, but tho bi)tt makera uto throe la tho proccM of manufictnro the ordinary tlKriuuiuetor goea thruush tho haniU of ulmterii workmen, lutlf of Hhoiu uro often girla an 1 women LSmno of the I irger cunierna In an I near .New York produce forrul bun lred thoiiMii 1 Instmminta unuually, an 1 on oviry one of them tho purchancr may aeo If ho looka clouly, tho tiny tlio acrntch on tho jtlnw at II!, 01 uud tit) dtguo tuarka-nir utmewhiro near them, ua dtlTortnt mak t ra uho dilf erf nt point. Kow ork Kun |