OCR Text |
Show In the Good Old Summertime -Iks'. ) !"?,53? , , " ' k ' "7"" i r ' Vrf-Virvr . - "t, r ' wM .O?; rt Th temperature plays around th century mark, water heat from the tun'a rayt on a roof tank, and roado Izzle In the 8outhwot, but E. Leon Jonei (Iniet), an auto dealer In Phoenix, Ariz., keep rambling right along. JEAT la the worat enemy of tires, as Mr. Jones In the automobile business well knows. Assuming that 100 per cent mileage mile-age maybe expected when a speed of SO miles an hour is maintained In a temperature of 70 degrees, here la what happens as one travels at that speed through constantly Increasing In-creasing temperature: At 75 degrees mileage expectancy drops to 89 per cent; at 80 degrees it declines to 79 per cent; at 85 degrees de-grees it falls to 71 per cent; at 90 degrees it tumbles to 63 per cent; at 95 degrees it sinks to 55 per cent; and at 100 degrees It plunges to 49 per cent, or less than half. These figures were established by D. 8. tire engineers who developed Tempered Rubber in 3931 and ' recently re-cently Improved It, greatly lncreaa lng Its Inherent coolness. Tempered Rubber, Incidentally, is used cluslvely In the make of tire wlm li Mr. Jones rides on. |