 He was also recognized as an authority on New England history, and among his other interests, he was president of the Maine Historical Society for thirty years and an overseer of Bowdoin College, and connected with many other organizations that furthered the interests of New England history.One of his greatest literary and historical achievements was the editing of twenty of the twenty four volumes of The Documentary History of Maine.Baxter also devoted several years to unearthing the details of Capt.