1929 41 out of 45 Tractor MFG use Mobiloil Oil in Tractor Tests Ad #2415

This original 7 x 13" ad as published in a 1929 edition of an American Agriculturist, to let the reader know that 41 out of 45 Tractor Manufacturers chose Mobiloil - Gargoyle Logo - for their equipment in the Nebraska Tractor Tests! 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.