ArchitectThomas SillowayAmerican architect, 1828–1910Photograph of one of their buildings · Tim Pierce · CC BY-SA 3.0 · Wikimedia Commons3 buildingsUnited StatesFurther readingWikipedia article↗BuildingsFirst Congregational ChurchWaltham, United StatesSt. Mary Orthodox ChurchCambridge, United StatesVermont State HouseMontpelier, United States