The Free-Energy Device Handbook: A Compilation of Patents and Reports, Adventures Unlimited Press, 1994
The Fantastic Inventions of Nikola Tesla (The Lost Science Series), Adventures Unlimited Press, 1994
The Fantastic Inventions of Nikola Tesla, Adventures Unlimited Press, 1993
Pirates and the Lost Templar Fleet: The Secret Naval War Between the Knights Templar and the Vatican, Aventures Unlimited, 2003
NASA, Nazis and JFK: The Torbitt Document and the Kennedy Assasination, Adventures Unlimited Press, 1996
Man-Made UFOs 1944-1994: 50 Years of Suppression, by Renato Vesco, Adventures Unlimited Press, 1994
Lost Cities of Ancient Lemuria and the Pacific, Adventures Unlimited Press, 1988
Lost Cities of North and Central America, Adventures Unlimited Press, 1992
Extraterrestrial Archaeology: Incredible Proof that We are Not Alone, Adventures Unlimited Press, 1994
Dark Moon: Apollo and the Whistle-Blowers, by Mary Bennett and David S. Percy, Adventures Unlimited Press, 2001
Bigfoot Nation: The History of Sasquatch in North America, Adventures Unlimited Press, 2018
Anti-Gravity and the Unified Field, Adventures Unlimited Press, 1987
