The World’s Smallest Skyscraper Built in 1919, the Newby-McMahon Building in downtown Wichita Falls (701 La Salle, Wichita Falls, TX) is more commonly referred to as “the world’s smallest skyscraper.” Here’s the story behind this quirky structure and how it got its nickname: J.D. McMahon was an engineer and oilman from Philadelphia who breezed into Wichita Falls with blueprints to build a high-rise building in the downtown area. McMahon must have been a good talker, because it didn’t take him long to raise $200,000 (a fortune for that time) from local investors. The Difference Between Feet & Inches At a glance, it appeared…