191. Forty-Niners: The people who joined the rush for gold in California, and are mostly young men
192. Mountain Men: Trappers who hunted animals for their fur and lived a dangerous life
193. Eli Whitney: Inventor of the cotton gin that cleans seeds from cotton and equaled the work of 50 slaves.
194. John Deere: Farmer who invented the steel plow to till hard prairie soil for farming.
195. Francis Cabot Lowell: Builder of the first American textile factory that effectively used water power to run combined spinning and weaving machinery.
196. Elias Howe: Inventor and manufacturer of early sewing machines.
197. Robert Fulton: Producer of the steam boat
198. Cyrus McCormick: Farmer who built a machine called the “reaper” that cut 28 times more grain than a person using a scythe. He then created a reaper factory using interchangeable parts helping to harvest great amounts of wheat easily and quickly.
199. Industrialist: A person whose wealth comes from the ownership of industrial businesses and favors government policy that supports industry
200. Agrarian: A person who favors an agricultural way of life and government policies that support agriculture.