Obstructed+sight
131London 1851 chess tournament — London 1851 was the first international chess tournament. [Byrne, Robert. [http://query.nytimes.com/gst/fullpage.html?res=9907E1DD1338F937A25752C0A961958260 Chess ] , The New York Times , January 14 1997. Accessed July 21 2008. Indeed, it was not …
132Plague of Cyprian — The Plague of Cyprian is the name given to a pandemic, probably of smallpox, that afflicted the Roman Empire from 251 AD onwards. It was still raging in 270, when it claimed the life of emperor Claudius II Gothicus (ruled 268 70). The plague… …
