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Essex, Robert Devereux, 3d earl of

(Encyclopedia)Essex, Robert Devereux, 3d earl of, 1591–1646, English parliamentary general; son of Robert Devereux, 2d earl of Essex. James I restored him (1604) to the estates of his father and arranged his marr...

Morris, Robert, 1734–1806, American merchant

(Encyclopedia)Morris, Robert, 1734–1806, American merchant, known as the “financier of the American Revolution,” and signer of the Declaration of Independence, b. Liverpool, England. Morris emigrated to Ameri...

Morris, Robert, 1931–2018, American artist

(Encyclopedia)Morris, Robert (Robert Eugene Morris), 1931–2018, American artist, b. Kansas City, Mo., studied Kansas City Art Institute, California School of Fine Arts, Reed College. He settled in New York City i...

McClure, Sir Robert John Le Mesurier

(Encyclopedia)McClure, Sir Robert John Le Mesurier, 1807–73, British arctic explorer. He entered the navy and in 1848 accompanied Sir James Clark Ross to the arctic. As a naval captain he was given command (1850)...

La Salle, Robert Cavelier, sieur de

(Encyclopedia)La Salle, Robert Cavelier, sieur de rōbĕrˈ kävəlyāˈ syör də lä sälˈ [key], 1643–87, French explorer in North America, one of the most celebrated explorers and builders of New France. He ...

Bugeaud de la Piconnerie, Thomas Robert

(Encyclopedia)Bugeaud de la Piconnerie, Thomas Robert tōmäˈ rōbĕrˈ büzhōˈ də lä pēkōnərēˈ [key], 1784–1849, marshal of France, duc d'Isly, general and administrator in Algeria. He served in the ar...

Sunderland, Robert Spencer, 2d earl of

(Encyclopedia)Sunderland, Robert Spencer, 2d earl of, 1641–1702, English statesman. He succeeded to the earldom in 1643. During the reign of Charles II he served on various diplomatic missions and in 1679 was mad...

electric shock

(Encyclopedia)electric shock, effect of the passage of a current of electricity through the body. Fatality may result from shocks of from 1 to 2 amperes and 500 to 1,000 volts. However, the effect of electric shock...

isoniazid

(Encyclopedia)isoniazid īˌsōnīˈəzĭd [key], drug used to treat tuberculosis. Also known as isonicotinic acid hydrazide, isoniazid is the most effective antituberculosis drug currently available. The drug inhi...

insect repellent

(Encyclopedia)insect repellent, substance applied to the skin in order to provide protection against biting insects, primarily mosquitoes, ticks, chiggers, fleas, and certain flies. The most effective such substanc...