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aviation

(Encyclopedia)aviation, operation of heavier-than-air aircraft and related activities. Aviation can be conveniently divided into military aviation, air transport, and general aviation. Military aviation includes al...

Hill, Archibald Vivian

(Encyclopedia)Hill, Archibald Vivian, 1886–1977, British physiologist, B.A. Cambridge, 1909. Hill was a professor at Manchester Univ. (1920–23) and University College, London (1923–25) before becoming a resea...

Mavrokordatos, Alexander

(Encyclopedia)Mavrokordatos or Mavrocordatos, Alexander both: mävˌrôkôr-ᵺäˌtôs [key], 1791–1865, Greek patriot and statesman. He took an active part in the Greek revolt (1821) against Turkey and wrote th...

Návplion

(Encyclopedia)Návplion nôˈplēə [key], town (1991 pop. 11,897), capital of Argolís prefecture, S Greece, in the Peloponnesus, a port on the Gulf of Argolís. It is a commercial center that ships tobacco, cotto...

Innocent III

(Encyclopedia)Innocent III, b. 1160 or 1161, d. 1216, pope (1198–1216), an Italian, b. Anagni, named Lotario di Segni; successor of Celestine III. Innocent III was succeeded by Honorius III. Amid all his politi...

Alder, Kurt

(Encyclopedia)Alder, Kurt älˈdər [key], 1902–58, German chemist, educated at Berlin and at Kiel. He was on the research staff of the Bayer Dye Works (1936–40) before becoming (1940) professor of chemistry an...

Matthiessen, F. O.

(Encyclopedia)Matthiessen, F. O. (Francis Otto Matthiessen) măthˈĭsĕn [key], 1902–50, American critic, b. Pasadena, Calif., grad. Yale Univ., 1923, B.Litt., Oxford, 1925, Ph.D., Harvard, 1927. A Rhodes schola...

Leopold III, margrave of Austria

(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...

Frank, Anne

(Encyclopedia)Frank, Anne, 1929–45, German diarist, b. Frankfurt as Anneliese Marie Frank. In order to escape Nazi persecution, her family emigrated (1933) to Amsterdam, where her father Otto became a business ow...

Ems dispatch

(Encyclopedia)Ems dispatch, 1870, communication between King William of Prussia (later German Emperor William I) and his premier, Otto von Bismarck. In June, 1870, the throne of Spain was offered to Prince Leopold ...