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Gucchi:
history help
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Gucchi:
am i right with A? or is it B?
Gucchi:
@timmyspu
Gucchi:
really need help
Alanaaaaaaa:
Yes, Elijah J. McCoy was a engineer of African-American who invented lubrication systems for steam engines.
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Timmyspu:
@alanaaaaaaa wrote:
Yes, Elijah J. McCoy was a engineer of African-American who invented lubrication systems for steam engines.
Gucchi:
@timmyspu wrote:
@alanaaaaaaa wrote:
Yes, Elijah J. McCoy was a engineer of African-American who invented lubrication systems for steam engines.
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