Maine Historical Society

About Maine Historical Society A growing museum, incomparable library and statewide educational resource located in the heart of Portland's downtown cultural district. Founded in 1822, Maine Historical Society is the third oldest state historical society in the United States. MHS strives to serve the entire state through its education and outreach programs and through the Maine Memory Network digital museum. MHS is comprised of the Wadsworth-Longfellow House and Longfellow Garden, the Maine Historical Society Museum and Store, the MHS Research Library, and Maine Memory Network. www.mainehistory.org.