John Brisben Walker was a self-made millionaire with a wide portfolio of ventures to his name. Born near Pittsburg Walker cofounded the Locomobile Company of America, invested in Stanley Steamer steam-powered automobiles, and edited Cosmopolitan magazine. But it was in Colorado where he made his biggest mark. In 1905, Walker relocated to Colorado where he boosted farming by introducing irrigated alfalfa as a crop, developed the Riverfront Park area of Denver, and purchased over 4,000 acres of land. Forty of those acres he gifted to the Jesuits in 1887 where they…