An Enquiry into the Truth of the Tradition, Concerning the Discovery of America, by Prince Madog ab Owen Gwynedd, about the Year, 1170

• मुख्य लेखक: Williams, John, 1727-1798
• स्वरूप: पुस्तक
• भाषा: अज्ञात या अवैध भाषा
• प्रकाशित: 11/12/04
• विषय: Madog ab Owain Gwynedd, 1150-1180?
• ऑनलाइन पहुंच: https://www.gutenberg.org/ebooks/14032