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