"A growing museum, incomparable library and statewide educational resource, we are located in the heart of Portland’s downtown cultural district. Founded in 1822, the Maine Historical Society is the third oldest state historical society in the United States.
Maine Historical Society employs a professional staff of 35. Our one–acre campus, which is open year round, is situated in downtown Portland, across from Monument Square. The Maine Historical Society strives to serve the entire state through its education and outreach programs and through the digital museum, the Maine Memory Network.
MHS is comprised of the Wadsworth–Longfellow House and Longfellow Garden, the Maine Historical Society Museum and Store, the MHS Research Library and the Maine Memory Network."