1929 Mobiloil Oil What if Your Oil Could Give You 10 - 30% More Power Ad #2442

This original 7 x 13" ad as published in a 1929 edition of an American Agriculturist, to asks the reader what if  Mobiloil - Gargoyle Logo - could add  10 - 30% more power to your engine while using 15 - 50% less oil?  The ad comes untrimmed from its larger 10 x 13" page but the image has been cropped to just focus on the ad portion of the page.