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d ett Pera ah: IS aH TE yea fy ak por nig Py ie ‘ ey, ill glean OO ae Wee pion : cin a cood engine ys tr} ws 1: takes time to ruin a good engine today. Even with we % AES tg LTE TS ae SE ae Se ety CE Ggeeete Me he low-grade lubricants the process is bound to be gradual. a” at Sudden breakdowns seldom occur, even though the threat i : ei is always there. | ae ap Where ordinary oils immediately fall down is in their aa rs ability to curb friction. Horsepower is often squandered i y and fuel and oil costs may rise excessively. is fi 3 This is where Gargoyle Marine Oils begin doing their 4 i ; A job. Backed by the Vacuum Oil Company’s 65 years of : De me experience in scientific lubrication, each grade is made to ie : ane fit a particular type. of service. Performance rerards ip c ‘ . Q most of the world’s larger ships prove what this means of ip in power saved, lower operating expense and reduced a es depreciation. | H 3 Ae Capable Vacuum Oil Company representatives are sta- ss | y tioned in more than 300 of the world’s leading ports. A E ts 4 talk with one of these men may result in the solution of pe | Sek your marine lubrication problems. oe BN bs yey 3 : a ES In the meantime, we will be glad to send you either of 3 } : F these helpful books, without obligation: “Steamships with Re oa 3] is Reciprocating Engines,” or “Marine Lubrication—Motor- he AS : AUF, P akg 29 = ® 5 x oe ships.” Address: Vacuum Oil Company, Marine Sales % avn AY 5 AS aa Dept. D-10, 61 Broadway, New York. Ss ae Em ne ike ei Is bi Rae 2 e p<. a Ws Wee i OAS Marine Oils hae oe oD 1 Es 2 ps : A grade for each ts : a ; type of service aya Pos Po : oe x. ki Ss 4 MARINE Review-——October. 1931