Buku oleh Philip Coppens
The Lost Civilization Enigma: A New Inquiry Into the Existence of Ancient Cities, Cultures, and Peoples Who Pre-Date Recorded History Penilaian: 3 dari 5 bintang3/5The Secret History of the Reptilians: The Pervasive Presence of the Serpent in Human History, Religion and Alien Mythos Penilaian: 3 dari 5 bintang3/5Exposed, Uncovered, & Declassified: Lost Civilizations & Secrets of the Past Penilaian: 4 dari 5 bintang4/5
Buku audio oleh Philip Coppens
The Ancient Alien Question: A New Inquiry Into the Existence, Evidence, and Influence of Ancient Visitors Penilaian: 4 dari 5 bintang4/5