Ebook: The Legend of the Sons of God: A Fantasy?

The term "Sons of God" first appears in Genesis - but no-one knows quite what is meant by this. Could it be possible that they were advanced extra-terrestrial beings, who colonized the Earth in the Stone Age and became stranded on Earth after a "War in Heaven"?
Uses clues in the Book of Genesis and recent archaeological discoveries to argue that the Earth was visited in the past by extraterrestrials