Oliver Evans
"Oliver Evans, the Watt of America" Original portrait caption
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• Oliver Evans on inventors.about.com
• Evans on invent.org
• "Who made America?"
• Mural showing Evans' "Steam Powered Amphibious Boat ? 1804" (sic) on aoc.gov
• Invention & Technology Magazine: "Was This America’s First Steamboat, Locomotive, and Car?" ? comprehensive examination of the Oruktor story, and how Evans embellished it over the years, including technical analysis about whether it could ever have worked