 He chose one of the young nation's foremost architects, H. H. Richardson.Eager to develop a style of architecture that would reflect what he saw as the musculature of the fast-growing United States, the late-19th-century architect Henry Hobson Richardson developed what would be called the Richardsonian Romanesque style.The Richardsonian Romanesque style took elements of European Romanesque architecture from buildings constructed in the 11th and 12th centuries, and adapted them to American idioms.