1951 Steam Engine Tractors Feature Article, Case, Aultman-Taylor

This one page feature magazine article from 1951 measures @ 6 x 9" and features one man's obsession, Steam traction Engines - Tractors.  The ad while short features pictures of a 1912, 21-ton 110hp CASE, 1919, 20-hp Aultman-Taylor, and a 1898, 8-hp Nicholas & Shepard engine.  A must have for the engine collector and historian.