1929 Mobiloil Oil Fast Driving Us the Hardest Tetst Ad #2437

This original 7 x 13" ad as published in a 1929 edition of an American Agriculturist, to let the reader know that Mobiloil - Gargoyle Logo - that fast driving is the hardest test that oil needs to pass. 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.