- Ancient Astronauts
- 1800s: Mysterious Sailing Saucer And A Woman Identified In Japanese Folk Tale
- 1977: MYSTERIES OF THE GODS - William Shatner
- 1996: Author sticks by ET theories - Interview with Erich von Daniken
- 1997: ETs and Ancient Astronauts are Illuminati Propaganda
- 1997: Unvoiced Testimony: Visitors in the Dawn Times?
- 1998: Alien Artifacts
- 1998: A Primer: UFO's Throughout History
- 1998: The UFO Phenomenon In History
- 2002: Gods from Outer Space?
- 2008: UFOs and 14th Century Black Death
- 2010: Ancient Astronaut Theory
- 2014: UFO Seen In Fifteenth-Century Painting From The Birthplace Of Dracula
- Vimanas
- 1985: Ancient Indian Aircraft Technology
- 1999: Ancient Vimana Aircraft
- 1999: The Story of Vimanas
- 1999: UFOpsi - Vimanas
- 1999: UFOs and Vimanas
- 1999: Vimanas
- 1999: Vimanas in Sanskrit: Descriptions of Ancient Aircraft
- 1999: Vimanas: The Ancient Indian Astronaut Connection
- 2000: Secrets of the Vimana
- Does Vedic Culture Remain in the Hollow Earth?
- The Sons of Sagara in the Hollow Earth
- The Vedas: Mantras, Mandalas, the Krell Helmet and John Keely
- Traditions of Sanat Kumara, East and West