|←Author Index: Go||Charles Goodyear
|American inventor who developed a process to vulcanize rubber in 1839|
- United States patent 3633 (1844)
- “Goodyear, Charles” in The American Cyclopædia, 1879
- “Goodyear, Charles,” Appletons' Cyclopædia of American Biography. New York: D. Appleton and Co., 1900.
- “Goodyear, Charles” in The Nuttall Encyclopædia by James Wood, London: Frederick Warne and Co., Ltd., 1907.
Works by this author published before January 1, 1923 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.