He made the first steam engine at the age of sixteen with a few materials like a piece of gun barrel and pewter. His master helped him, but would only give him five dollars out of his wages. Bradley was unable to patent his work under United States law, since during this time period African Americans were not considered to be citizens...
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Benjamin Bradley later purchased his freedom with the earnings he received from his work.
Everyone has heard of the term "The Real McCoy," this term refers to the oiling device used for industrial machinery. Elijah McCoy was born in Canada from parents who were former slaves. He returned to the U.S...