JTF: Inventors that Changed America (DVD)

Along with household names like Thomas Edison, Alexander Graham Bell, and Alan Turing, this two-volume release profiles inventors like Alexander Fleming, the man who discovered penicillin; Jonas Salk, inventor of the polio vaccine; Igor Sikorsky, who invented the helicopter; and many more. Copyright (C) Muze Inc. 2005. For personal use only. All rights reserved.