Columbia Encyclopedia

(Encyclopedia) Bürgi, Joost or Jost, 1552–1632, Swiss mathematician and instrument maker. As the official clockmaker (1579–92) to Duke Wilhelm IV of Hesse-Kassell, he developed the first clock with a minute han...

(Encyclopedia) John II (John the Perfect), 1455–95, king of Portugal (1481–95), son and successor of Alfonso V. He was an astute politician and statesman and a patron of Renaissance art and learning. He reduced ...

(Encyclopedia) Eriugena or Erigena, John Scotus skōˈtəs ĕryo͞oˈjĭnə; ĕrĭjˈ– ĕrēˈ– [key] [Lat. Scotus=Irish, Eriugena=born in Ireland], c.810–c.877, scholastic philosopher, born in Ireland. About ...

(Encyclopedia) Leopold III or Saint Leopold, c.1073–1136, margrave of Austria (1095–1136). By his marriage (1106) with Agnes, widow of Duke Frederick I of Swabia (see Hohenstaufen), he became the stepfather of G...

(Encyclopedia) George I (George Louis), 1660–1727, king of Great Britain and Ireland (1714–27); son of Sophia, electress of Hanover, and great-grandson of James I. He became (1698) elector of Hanover, fought in ...

(Encyclopedia) Roman religion, the religious beliefs and practices of the people of ancient Rome. The spirits were held in awe and were placated with offerings and prayers. In the earliest period of Roman state r...

(Encyclopedia) Francis II, 1836–94, last king of the Two Sicilies (1859–61), son and successor of Ferdinand II. A weak ruler, he let his ministers follow his father's reactionary policy. Faced with the growing m...

(Encyclopedia) Halsey, William Frederick, Jr. (Bull Halsey) hôlˈsē [key], 1882–1959, American admiral, b. Elizabeth, N.J., grad. Annapolis, 1904. In World War II he led (Jan., 1942) a spectacular carrier raid a...

(Encyclopedia) Louis the Bavarian: see Louis IV, Holy Roman emperor. ...

(Encyclopedia) Otto the Great: see Otto I, Holy Roman emperor. ...