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Show TRUCK LUBRICATION S3 MDSnMPOffTANT Vico Motor Oil Has Proved 100 Per Cent Efficient in Every Instance. Key sO'i'.e v.i : ivm mi'ivhanis luvt. u-ulily uu'ivji.vim; ihrir motor truck ir.ui'Hrl.it uvi, olituin.'Ui nv; ii nioM onses t;o t:ot sc-dtiv chh '.es rnt ivt'ly. Tito keen rtriil for ihU business by motor iruek manufacture rs has produced la tins i-oiintry the iiiucl.eM o uhuion in motor tian.-vorianou l-'ihiios that hi$ been sV.oun an o in the woild. Mom lue old Mylo one ;tnd t o-i-ylind.M1 - tviu-ks, w e haw te-da v oarrlt d tn rT.i'.i'iU suvK by m iui inner o; dealers trucK xv 'l modern eon wiiunue. SLv:a! bodies hit w been butit to in he needs o: o t i me-rcn.ini. Highly el n -(m ami eeonoimc.iMy o;h ii ted motors h-ive been iiowlooi. which but a tew vfics ;0 were loocl Ui'ui ;is a dre;tni. It Is i'OS'dlw todav to juiroli.u in pr.ic-;;eady pr.ic-;;eady every ot ; la this lniermonnta ia eountry trucks numini; from one-ha'.f-ton c. ;d c i t ' to t w el e -1 c a ca j a city, Tvfollow ttve rapidity o( ehane in me-fifTeal me-fifTeal oonsi ruction it ha requi re. I of !e oil industry an invest meat of hundreds hun-dreds of thou.-ands of dollars, tor it tins tveti proven t hat an oil w h!eh iiiws e -eelient ser ice under oae eondi t ion ill not sivo equally efficient son ire under oifiVrem conditions. In this intennoun-Ui intennoun-Ui eouatrv tiie sii.irp changes in the er.'aatie condition Iia e made neepsar th n-anafaeturv ot a motor lubrte.iat waiei Mil Kiw thorough and pertVei lubrication to trtu ks with a minimum of Western crudes, beyond question, possess pos-sess physical chai ac: eristics which ni.ikf l invaluable for mo:or lubrication v nen properly refined. iMtrlncr lie past o years the T"tavi ;l Ketlntn" iMmjuny his ?::it hundreds of thousands of dol-l.i dol-l.i r m ereettns; and eqmppinc its refinery at North Salt Lake so tin- eompan would K- in a rinon to furuih the highest c:..i'i:y of motor !ubrunt s possible to produce. Vico Motor o:.l is not by anv ire.'.as a new name. For the past ten ?nrs it J us been before t ne motoring; r'.iMic. i'Oth owners of transports nou verifies ve-rifies and those who own p'easi;re ears. Tae fie:nand for Vieo Motor oil has in-trtAsei in-trtAsei each year m . il the increase of sales for the year 1317 over the previous year reached the p h.eno:neaal i"iur- of ":.' per cent. Vico is made from the highest high-est OT o: selected western crudes and is r:n s:ra:pht fro-a t!ie stills in hcht, nie-dliirn nie-dliirn and hea y weights. There is no bieridinii or con'.pou.ndiacr in tb.ese o!ls. Fy refinin.?: In tins n ethod the deposits of carbon are reduced to a minimum and therefore a heavier weicht oil can be used, which enables the motor to deliver a greater percentage of Its ratevi horsepower horse-power because o: the perfect seal mp.de brttveen t!:e piston and the cylinder walls. Practically all eastern oils are blended or compounded in building up to weight and under temperature rupidly separate. Purlins: Purl-ins: the coarse or this change the light o:l is consumed and the heavier oils, v. h:ch are commonly known as "stock," rer.utn in the crank case and c urine the cojrseof forced iubrlca'ton they are transformed trans-formed into lieavy carbon deposits. Vico y.c: il can always be recognized by its crpe color. s a guide :o dealers in the ?a!e of these oils, the I'tah Oil Refinirsr company has put out an automobile lubrication eha rt which designates the weight of oil giving the best service in the standard j-skes o; cars, U is suegestd that this be const; ted when purchases are |