Worlds in Collision5 out of 5 $20.68 Buy Now SKU: B009HIIP3A Category: Immanuel Velikovsky Description Description Worlds in Collision Related products Sale! Earth in Upheaval5 out of 5 $23.99 Original price was: $23.99.$19.38Current price is: $19.38. Buy Now Oedipus and Akhnaton: Myth and History5 out of 5 $17.99 Buy Now Sale! Immanuel Velikovsky: The Truth Behind the Torment5 out of 5 $19.99 Original price was: $19.99.$18.53Current price is: $18.53. Buy Now Peoples of the Sea (The Ages in Chaos Series, Vol. 5)5 out of 5 $7.85 Buy Now