 The principal buildings of the district are the Daland House and the Phillips Library, the latter of which was the main Essex Institute building.The Daland House was built in 1851, the Library in 1857, and the combination now serve as the library and research facility of the Peabody Essex Museum.The Library is a two-story building, although the second floor is two normal stories high (with suitably large windows), and originally served as exhibition space.