The Flatiron was actually built by The Fuller Company, the Harry S. Black. The architects involved were Daniel Burnham and Frederick P. Dinkelberg. (The Flatiron was built by The Fuller Company, general contractors, which was owned by Harry. S. Black. The architects involved were Daniel Burnham and Frederick P. Dinkelberg.)
Daniel Burnham Frederick Dinkelberg Have you ever heard about Google search engine? Or Wikipedia?
Daniel Burnham
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