Historical : the earliest history and genealogy, covering nearly three hundred years, from about 1600 to 1891, of the Dinsmoor-Dinsmore family of Scotland, Ireland, and America ; with that of many of their descendants, and additional facts relating to the sixteen first settlers and their families of Londonderry, New Hampshire, who emigrated to America in 1719 ; also, statistics concerning the McKean and Bell families; with a poem, "The heroes of the siege of Londonderry, Ireland, 1688-89"