Plantation owners grew increasingly dependent on slaves in the subsequent years. During the early 19th century, Eli Whitney, using interchangeable parts to assemble muskets, used them to allow ...

If you went to elementary school in the United States, you no doubt learned about Eli Whitney’s cotton ... He would go on to pioneer the use of interchangeable parts in manufacturing, but ...

Engineer Eli Whitney died 35 years ... Whitney invention—muskets with interchangeable components—inaugurated manufacturing systems for producing uniform parts, without which the U.S. economy ...

Today marks Eli Whitney’s 251st birthday ... employing a system of interchangeable parts that he is credited with popularizing—he’d manufacture identical parts for the muskets, then have ...