Many of its oldest buildings are simple, flat-fronted frame houses built by working-class owners. By the Civil War, the area grew into an economically and racially mixed neighborhood, served by the public market in the square and the streetcar line…

One of the oldest surviving houses of worship in the city, representative of the early city's simple wood frame architecture; rare surviving example of the romantic, picturesque design principles popularized by landscape architect Andrew Jackson…

Located on Mount Vernon Square at the intersection of several vistas created by the L'Enfant Plan, this library was the first public building in the Beaux Arts style in Washington. Funded by donations from Andrew Carnegie, it was one of the more…

It housed the main offices and central plant of one of the handful of laundry companies that once dominated the industry in Washington. Such “power” laundries were high-volume mechanized operations catering primarily to hotels, restaurants, and…