Chicago: Signet. 1962, 1966 - 287 c. На английском языке. Скан
Одна из первых книг где была сделана попытка систематизировать
явления НЛО.
Here at last are authenticated reports on saucer sightings by reliable eyewitnesses across the world - undeniable evidence th at the earth is being systematically explored and studied by beings in alien spacecraft .
Here at last are authenticated reports on saucer sightings by reliable eyewitnesses across the world - undeniable evidence th at the earth is being systematically explored and studied by beings in alien spacecraft .