• The book is an edited and illustrated version of the original one and includes 15 or more unique illustrations which are relevant to its content.
• “When the "what-is-its" of Pithecantropus erectus age and other like hob-goblin men were moping around the rough sketch of an earth, there were no camp-fires; the only fire that these creatures knew was that which struck terror to their hearts when it was vomited forth from volcanic craters, or came crashing among them in the form of lightning. No wonder that the primitive men looked upon fire as a deity, no doubt an evil deity at first but one who later became good.”