Clock
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
Collections:
Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...were installed in St. Pauls Cathedral, London, in 1286; a dial was added to the clock in the 14th cent. Clocks were placed...cock, a revolving celestial globe, and an automatic calendar dial. Among other well-known clocks of the world are the clock...