While searching on your "mile high" theory, I discovered there is also a building in Chicago called the One Mile High Building.
There is NO building in Chicago called One Mile High.
That was a "futuristic" drawing only by Frank Lloyd Wright. ;-)
ONE MILE HIGH - High-Rise Building for Chicago. building type. high-rise building. architects. Frank Lloyd Wright. location. USA. Illinois. Cook County. Chicago. year+condition. 1956