Updated: March 27, 2025

Machine Design Penton Publication issued on February 2, 1967. Publication includes articles on Improving Your Engineering, Communications, Electromagnetics Alloys, Motion Amplifiers, Masters of Illusion, Hollow Robots, Knife-Throwing Guns, Pneumatic Snakes, etc. Features on the front cover very scares promotional photo of the Lost in Space Robot and Dr. Smith.

Value: $200.