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Igor, d. 945, duke of Kiev

(Encyclopedia)Igor ēˈkhər [key], d. 945, duke of Kiev (912–45), successor of Oleg as ruler of Kievan Rus. According to the Russian Primary Chronicle, a medieval history, Igor was the son of Rurik, founder of t...

Hasdrubal d. 221 b.c., Carthaginian general

(Encyclopedia)Hasdrubal hăzˈdro͞obəl [key], d. 221 b.c., Carthaginian general. He fought under his father-in-law, Hamilcar Barca, in Africa and in Spain, where he succeeded (229 or 228 b.c.) Hamilcar as general...

Hasdrubal d. 207 b.c., Carthaginian general

(Encyclopedia)Hasdrubal, d. 207 b.c., Carthaginian general; son of Hamilcar Barca. During the Second Punic War (see Punic Wars), his brother Hannibal, on leaving for Italy, made Hasdrubal commander in Spain. Hasdru...

John D. Rockefeller, Jr., Memorial Parkway

(Encyclopedia)John D. Rockefeller, Jr., Memorial Parkway, Wyo.: see National Parks and Monuments (table)national parks and monuments (table). ...

Marianus Scotus, d. 1088, Irish churchman

(Encyclopedia)Marianus Scotus, d. 1088, Irish churchman, whose Gaelic name was Muiredach. He left Ireland in 1067 on a pilgrimage to Rome but settled permanently at Regensburg (Ratisbon), Germany, where he became a...

Manco Capac, d. 1544, Inca ruler

(Encyclopedia)Manco Capac, d. 1544, last of the Inca rulers, son of Huayna Capac. After the deaths of Huáscar and Atahualpa, Manco Capac was crowned (1534) emperor by the Spanish conquistador Francisco Pizarro but...

Martin I, Saint, d. 655?, pope

(Encyclopedia)Martin I, Saint, d. 655?, pope (649–55?), an Italian, b. Todi; successor of Theodore I. On his accession he summoned a great council at the Lateran, as St. Maximus had urged, to deal with Monothelet...

Brennus, d. 279 b.c., Gallic leader

(Encyclopedia)Brennus, d. 279 b.c., Gallic leader. He was in command of the band of Gauls (or Galatians) who invaded Greece in 279 b.c. At first halted at Thermopylae, he later turned and took the pass into Doris. ...

time and motion study

(Encyclopedia)time and motion study, analysis of the operations required to produce a manufactured article in a factory, with the aim of increasing efficiency. Each operation is studied minutely and analyzed in ord...

land tax

(Encyclopedia)land tax, impost levied upon real property. It is sometimes called a real estate tax, especially when assessed against both improved and unimproved land. Probably the earliest direct tax and formerly ...