. . "the Mason Grant" . . . . . . . . . . . . . . "Plumb Island" . "Plum" . "17702.784" . . . "Plum Island, Massachusetts" . "Plum Island" . . . . . . . "Plum Island Sound" . "Plum Island (Massachusetts)" . . . . . . . . "Plum Island (Massachusetts)" . . . .