Figure-ground study of the North Loop area circa 1930. Source: Sanborn-Perris Map Company, Ltd. (1896/1907, 1925); Tuttle-Ayers-Woodward Company (1925).Figure-ground study of the North Loop area circa 1960. Source: Sanborn-Perris Map Company, Ltd. (1949, 1957, 1958).Figure-ground study of the North Loop area circa 1990. Source: Sanborn-Perris Map Company, Ltd. (1958); U.S. Geological Survey (1991).Figure-ground study of the North Loop area circa 2025. These are the existing conditions at the time of publication. Source: Kansas City, MO Parcel Viewer.