<Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (April 2017) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (April 2017) (Learn how and when to remove this template message) </Td> </Tr> <P> The Woolworth Building was designed in the neo-Gothic style by the architect Cass Gilbert, whom Frank Woolworth commissioned in 1910 to design a 20 - story office building as the F.W. Woolworth Company's new corporate headquarters on Broadway, between Park Place and Barclay Street in Lower Manhattan, opposite City Hall . Originally designed to be 420 feet (130 m) high, the building was eventually elevated to 792 feet (241 m). At its opening, the Woolworth Building was 60 stories tall and had over 5,000 windows . The construction cost was US $13.5 million . With Irving National Exchange Bank Woolworth set up the Broadway - Park Place Company to finance the building, but by May 1914, had purchased all of the shares from the bank, thus owning the building outright . On completion, the Woolworth building topped the record set by the Metropolitan Life Insurance Company Tower as the world's tallest building . </P> <P> Construction was completed in 1912 and the building opened on April 24, 1913 . President Woodrow Wilson turned the lights on by way of a button in Washington, D.C. that evening . </P>

Who was the architect of the woolworth building what was the final cost of the building
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