guarded-plate method
41performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
42BOOKS — Production and Treatment The history of Hebrew bookmaking is as old as the history of the Jewish people and goes back for more than 3,000 years. It may be divided into three periods: from earliest times to the final editing of the Talmud (sixth… …
43Battleship — For other uses, see Battleship (disambiguation). The firepower of a battleship demonstrated by USS Iowa (ca. 1984) A battleship is a large armored warship with a main battery consisting of heavy caliber guns. Battleships were large …
44Electronic paper — Electronic paper, also called e paper, is a display technology designed to mimic the appearance of ordinary ink on paper. Unlike a conventional flat panel display, which uses a backlight to illuminate its pixels, electronic paper reflects light… …
45EverQuest — Developer(s) Sony Online Entertainment Publisher(s) Sony Online Entertainment …
46Pearl — For other uses, see Pearl (disambiguation). Pearl Pearls General Category Mineral Chemical formula Ca …
47Henry Bessemer — Sir Henry Bessemer (January 19, 1813–March 15, 1898), English engineer and inventor. Bessemer s name is chiefly known in connection with the Bessemer process for the manufacture of steel.Early lifeHenry Bessemer s father, Anthony, was born in… …
48Mass surveillance — A closed circuit television camera. Mass surveillance is the pervasive surveillance of an entire population, or a substantial fraction thereof. Modern governments today commonly perform mass surveillance of their citizens, explaining that they… …
49Electrolytic capacitor — An electrolytic capacitor is a type of capacitor that uses an ionic conducting liquid as one of its plates. Typically with a larger capacitance per unit volume than other types, they are valuable in relatively high current and low frequency… …
50Pre-dreadnought battleship — is the general term for all of the types of sea going battleships built between the mid 1890s and 1905. Pre dreadnoughts replaced the ironclad warships of the 1870s and 1880s. Built from steel, and protected by hardened steel armour, pre… …
