Hero's fountain is named after its inventor, Hero, who lived in Alexandria 120 B.C. It is dependent on the elastic properties of air for its operation. It is made of brass dish A, glass globes B and C, and tubes D and E.
International Correspondence Schools A Textbook on Mechanical and Electrical Engineering (Scranton, PA: International Textbook Company, 1897)
Courtesy the private collection of Roy Winkelman