In which year was the historic house and museum that the Maine Historical Society operates from designated as a National Historic Landmark?
Maine Historical Society The Maine Historical Society is the official state historical society of Maine. It is located at 489 Congress Street in downtown Portland. The Society currently operates the Wadsworth-Longfellow House, a National Historic Landmark, Longfellow Garden, the Maine Historical Society Museum and Store, the Brown Research Library, as well as the Maine Memory Network, an online database of documents and images that includes resources from many of state's local historical societies.
Mechanics Hall (Portland, Maine) Mechanics Hall is a historic commercial building and meeting hall at 519 Congress Street in downtown Portland, Maine. Built in 1857-59 by and for the members of the Maine Charitable Mechanical Association, it is a well-preserved example of commercial Italianate architecture executed in brick and stone, and a landmark in Portland's downtown business district. It was listed on the National Register of Historic Places in 1973. The building is still owned by the association, which has a library and sponsors events.