Castro Valley, uninc. city (1990 pop. 48,619), Alameda co., W Calif., near San Francisco Bay. Chiefly residential, it also has light industries.

Livermore, city (1990 pop. 56,741), Alameda co., W central Calif.; inc. 1876. Nursery stock is grown, and there is light manufacturing, but the major sources of employment are wineries and the...

Piedmont, city (1990 pop. 10,602), Alameda co., W Calif., a suburb of Oakland; inc. 1907. It is a hilly, residential city. Many of its homes enjoy a spectacular view of the San Francisco Bay a...

Dublin. 1 Uninc. town (1990 pop. 23,229), Alameda co., W Calif., a growing suburb in the San Francisco–Oakland area. There is light manufacturing. 2 City (1990 pop. 16,312), seat of Laurens co...

Hayward, city (1990 pop. 111,498), Alameda co., W Calif.; settled 1851, inc. 1876. It is an important commercial and distribution center for farm products. Manufactures include wire, plastics,...

Pleasanton, city (1990 pop. 50,553), Alameda co., W Calif., a suburb of the San Francisco–Oakland area, in a vineyard and dairy region; inc. 1894. Wine and cheese are produced, and there are p...

San Leandro, city (1990 pop. 68,223), Alameda co., W Calif., on San Francisco Bay; inc. 1872. Metal, wood, and paper products; chemicals; leather goods; foods and beverages; medical equipment;...

Abd ar-Rahman I, d. 788, first Umayyad emir of Córdoba (756–88). The only survivor of the Abbasid massacre (750) of his family in Damascus, he fled from Syria and eventually went to Spain. The...

Berkeley, city (1990 pop. 102,724), Alameda co., W Calif., on the E shore of San Francisco Bay just N of Oakland; inc. 1878. Originally (1820) part of a Spanish rancho, the site was purchased ...

Meese, Edwin, 3d, 1931–, American public official, b. Oakland, Calif. As a deputy district attorney of Alameda co., he was a tough prosecutor with little toleration for radical protest. As a r...