ArchitectGeorge HadfieldAmerican architect (1763–1826), 1763–1826Photograph of one of their buildings · AgnosticPreachersKid · CC BY-SA 3.0 · Wikimedia Commons2 buildingsUnited Kingdom of Great Britain and IrelandFurther readingWikipedia article↗BuildingsUnited States CapitolWashington, D.C., United StatesVan Ness MausoleumWashington, D.C., United States