(Encyclopedia) Selden, John, 1584–1654, English jurist and scholar. He studied at Oxford, was called to the bar in 1612, and was elected to Parliament in 1623. He had already assisted in preparing…
(Encyclopedia)
CE5
Sextant
sextant, instrument for measuring the altitude of the sun or another celestial body; such measurements can then be used to determine the observer's geographical…
(Encyclopedia) pole, in electricity and magnetism, point where electric or magnetic force appears to be concentrated. A single electric charge located at a point is sometimes referred to as an…
(Encyclopedia) learning, in psychology, the process by which a relatively lasting change in potential behavior occurs as a result of practice or experience. Learning is distinguished from behavioral…
(Encyclopedia)
CE5
weights and measures, units and standards for expressing the amount of some quantity, such as length, capacity, or weight; the science of measurement standards and methods is…
(Encyclopedia) Dawes, Charles GatesDawes, Charles Gatesdôz [key], 1865–1951, American statesman and banker, b. Marietta, Ohio. Admitted (1886) to the bar, Dawes practiced law in Lincoln, Nebr., until…
(Encyclopedia) chain, flexible series of connected links used in various ways, especially for the transmission of motive power, for hoisting (see pulley), and for securing or fastening. Commonly,…
(Encyclopedia) Hoover, J. Edgar (John Edgar Hoover), 1895–1972, American administrator, director of the Federal Bureau of Investigation (FBI), b. Washington, D.C. Shortly after he was admitted to the…
(Encyclopedia) Harlan, John Marshall, 1833–1911, American jurist, associate justice of the U.S. Supreme Court (1877–1911), b. Boyle co., Ky., grad. Centre College, 1850. Admitted to the bar in 1853,…
