- Libro electrónicoThe Popham Colony a discussion of its historical claims, with a bibliography of the subjectWilliam Frederick Poole
- Libro electrónicoThe Popham Colony a discussion of its historical claims, with a bibliography of the subjectWilliam Frederick Poole
- Libro electrónicoThe Popham Colony a discussion of its historical claims, with a bibliography of the subjectFrederick Kidder
- Libro electrónicoThe Popham Colony a discussion of its historical claims, with a bibliography of the subjectFrederick Kidder