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Gutenberg, Johann

(Encyclopedia) Gutenberg, JohannGutenberg, Johanng&oomacr;ˈtənbərg, Ger. yōˈhän g&oomacr;ˈtənbĕrk [key], c.1397–1468, German inventor and printer, long credited with the invention of a method…

Otto I, Holy Roman emperor

(Encyclopedia) Otto I or Otto the Great, 912–73, Holy Roman emperor (962–73) and German king (936–73), son and successor of Henry I of Germany. He is often regarded as the founder of the Holy Roman…

Speakers of the House of Representatives

Dates served Congress Name and state1789–1791 1 Frederick A. C. Muhlenberg (Pa.)1791–1793 2 Jonathan Trumbull (Conn.)1793–1795 3 Frederick A. C. Muhlenberg (Pa.)1795–1799 4–5 Jonathan Dayton…

Medical Advances Timeline

Find key developments in the field of medicine, from the birth of Hippocrates to today. 460 BCE Birth of Hippocrates, Greek physician and founder of the first university. Considered the father…

Jerusalem, Latin Kingdom of

(Encyclopedia) Jerusalem, Latin Kingdom of, feudal state created by leaders of the First Crusade (see Crusades) in the areas they had wrested from the Muslims in Syria and Palestine. In 1099, after…