Ancient & Prehistoric Civilizations Martin K. Ettington
The Ancient Prehistory Series-bøgerne i rækkefølge
- Ancient and Prehistoric Civilizations-Book Two Martin K. Ettington
- Ancient Underground Cities and Tunnels Martin K. Ettington
- A Theory of Ancient Prehistory and Giant Aliens Martin K. Ettington
- Strange and Ancient Places in the USA Martin K. Ettington
- More Out of Place Artifacts Martin K. Ettington
- The Destruction of Civilization about 10,500 B.C. Martin K. Ettington
