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"County Election," 1846, GC Bingham (Wikimedia)
Distribution of studies available on the Web (PLoS)
San Francisco, 2008 (Wikimedia)
Ebola virus particles (Wikimedia)
2014 Senate map (Wikimedia)
"Occupy Central" protests in Hong Kong (Wikimedia)
Cruiser USS Philippine Sea, Sept 2014 (US Navy)
Police tape (iStock)
Soup kitchen, Calif. (Wikimedia)
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