40 Wall Street the height of his project and then publicly claimed the title of the world's tallest building. (This distinction excluded structures that were not fully habitable, such as the Eiffel Tower.) Construction of 40 Wall Street began in May 1929 at a frantic pace, and it was completed twelve months later. In response, the Chrysler's architect William Van Alen obtained permission for a long spire and had it secretly constructed inside the frame of the building. The spire was delivered to the site in four different sections. On October 23, 1929, the day before the catastrophic Wall Street Crash of 1929
Wall Street West transform its Seventeenth Street to become the "Wall Street of the Denver" as seen in an 1892 pamphlet in promoting the Equitable Building by the Equitable Life Assurance Society. Other buildings were constructed at other corners of the 17th Street such as the Boston Building in 1890 and the Ideal Cement Building in 1907. By that time, the 17th Street had been referred as "Wall Street of the West". After the Colorado National Bank (First National Bank) was constructed in 1911, it reaffirmed its central business district's Wall Street status. The 17th Street was also called "Wall Street of the