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Survey of
Historic Sites and Buildings

D. Historic Districts Eligible For the Registry of National Historic Landmarks

In several theme studies undertaken by the National Survey of Historic Sites arid Buildings, instances were found where a number of historic buildings grouped in proximity, when viewed collectively, formed an outstanding illustration of a past era. Such groups have been designated historic districts and declared eligible for the Registry of National Historic Landmarks. A historic district may or may not contain individual structures which receive on their own merits the landmark designation. The following historic districts illustrate 18th-century English colonial development.