Frank Reade Jr. and His Engine of the Clouds

'Frank Reade Jr. and His Engine of the Clouds' is a children's book aimed for young boys, penned by Luis P. Senarens. Frank Reade Jr. is the son of Frank Reade, and just like his father, he too is an inventor-hero. His inventions included airships of the dirigible-balloon and helicopter type, submersibles, steam-driven and electrical land vehicles, and steam- and electric-powered robots.