What is Eli Whitney's best known invention?

What event triggered the civil war between the Union and the Confederacy? What was the name of the ship in which Benedict Arnold used to flee from America to England in 1780? What is the value of a 1905 S VBD nickel? What is the value of a 1928 B 5 dollar United States Note? What statement is true concerning agricultural production following the end of the civil war? Was the Civil War fought in vain? What is the value of a e pluribus unum half dollar? What did the slaves contribute to society during colonial times? Pilgrims came to america in search of freedom of what? What is value 1861 ten cent piece us coin? How dis the war industries board (WIB) affect the American economy? What was James Marshalls job when he discovered gold? What is downward assimilation? What did the kickapoo do to have fun? How did geography influence the ways native American cultures developed? Why is Joe clark important? Where did Homer Plessy live with his wife? Why did the us stop making pennies out of copper? What is the value of a blue print 1957 A dollar bill? What idea started growing when Billie Burns told Bud that he didnt know who his daddy was?