6. Bubonic Plague https://qed.princeton.edu/getfile.php?f=The_Spread_of_the_Black_Death_in_Europe,_1347_to_1352.jpg Where Map of Europe= where and how the Bubonic plague ~Historian calculate the disease originate in the Gobi Desert
19. Bubonic Plague Carr, Dr. Karen. "Bubonic Plague." History for Kids. N.p., 2009. Web. 30 Sept. 2009. <http://www.historyforkids.org/learn/science/medicine/ plague.htm>. No name. “The Black Death, 1348.” Eyewitness to History. N.p., Web. 10 Jan. 2001.< http://www.eyewitnesstohistory.com>. Works Cited