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Web. 21 Nov 2012.
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Mary, Bellis. "The Cotton Gin and Eli Whitney." inventors.about.com. N.p.. Web. 21 Nov 2012.
perf. "Learning about the Cotton Gin." youtube.com. Scott Harris, . web. 21 Nov 2012.
perf. "Cotton Gin." youtube.com. velcroestud, .
web. 21 Nov 2012.
perf. "The Cotton Gin and Southern Expansion." youtube.com. Chris Smith, . web. 21 Nov 2012.
perf. "Eli Whitney and the Cotton Gin." youtube.com.
sas33500, . web. 21 Nov 2012.
perf. "Civil War 101-UniversalClass Online Course." youtube.com. universalclass, . web. 21 Nov 2012.
perf. "Why were there slaves in the South but not in the North?."
youtube.com. WorldBookNetwork, . web. 21 Nov 2012.