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Image 1: Kennedy, Robert C. “ Knights of Labor.” History.com, A&E Television Networks, 2009, www.history.com/topics/knights-of-labor.
Image 2: Loomis, Erik. “Progressive Charlestown.” The original Labor Day, Blogger, 1 May 2013, www.progressive-charlestown.com/2013/05/the-original-labor-day.html.
Image 3: History.com Staff. “"The Chivalry of Modern Knights".” HarpWeek: Cartoon of the Day, HarpWeek, www.harpweek.com/09Cartoon/BrowseByDateCartoon.asp?Month=April&Date=24.
Image 4: “Saving Communities Bringing Prosperity through Freedom,Equality, Local Autonomyand Respect for the Commons.” Railroads and Plunder: Saving Communities, Saving Communities, www.savingcommunities.org/issues/transportation/railroadplunder.html.
Image 5: “The Knights of Labor (Article).” Khan Academy, Khan Academy, 2017, www.khanacademy.org/humanities/ap-us-history/period-6/apush-gilded-age/a/the-knights-of-labor.