He’s believed in aliens and ancient alien civilizations and cited this book way before you noticed conspiracy theorists. https://en.m.wikipedia.org/wiki/Fingerp

He’s believed in aliens and ancient alien civilizations and cited this book way before you noticed conspiracy theorists. https://en.m.wikipedia.org/wiki/Fingerprints_of_the_Gods https://en.m.wikipedia.org/wiki/Fingerprints_of_the_Gods I don’t know when you considered him mainstream but he’s the same.