Ancient High Tech

Blurb on the back of the book….

 Exploring the sophisticated tech achieved by ancient civilizations hundreds of thousands of years ago, Frank Joseph examines evidence of robotics and other forms of artificial intelligence; manned flight, such as hot-air balloons and gilder; and military science, including flamethrowers, biological warfare, poison ga and solar-powered cannons. He reveals how lifted 100-ton blocks of granite, illuminated underground temples and pyramids, and stored their food in massive refrigerators…….

Written by Frank Joseph.

Paperback.