Woolworth Building Woolworth Building The Woolworth Building, at 233 Broadway, Manhattan, New York City, designed by architect Cass Gilbert and constructed between 1910 and 1912, is an early US skyscraper. The original site for the building was purchased by F. W. Woolworth and his real estate agent Edward J. Hogan by April 15, 1910, from the Trenor Luther Park Estate and other owners for $1.65 million. By January 18, 1911, Woolworth and Hogan had acquired the final site for the project, totaling $4.5 million. More than a century after its construction, it remains, at , one of the 100 tallest buildings in
Lewis Cass Its purpose was to map the region and locate the source of the Mississippi River. The headwater of the great river was then unknown, resulting in an undefined border between the United States and British North America, which had been linked to the river. The Cass expedition erroneously identified what became known as Cass Lake as the Mississippi's source. It was not until 1832 that Henry Rowe Schoolcraft, the Cass expedition's geologist, identified nearby Lake Itasca as the headwater of the Mississippi. On August 1, 1831, Cass resigned as governor of the Michigan Territory to take the post of Secretary