Thoreau checks out A comprehensive history, ecclesiastical and civil, of Eastham, Wellfleet and Orleans, county of Barnstable, Mass., from 1644 to 1844 by Enoch Pratt, Antiquités américaines d’aprèss les monuments historiques des Islandais et des anciens Scandinaves by Carl Christian Rafn, and an item recorded as Massachusetts Historical Society: Collections from Harvard College Library.