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De Forest, Lee

(Encyclopedia)De Forest, Lee, 1873–1961, American inventor, b. Council Bluffs, Iowa, grad. Yale, 1896. He was a pioneer in the development of wireless telegraphy, sound pictures, and television. His triode (1906)...

Thomas, Seth

(Encyclopedia)Thomas, Seth, 1785–1859, American clock manufacturer, b. Wolcott, Conn. In 1812 he sold his partnership in a clock business established by Eli Terry and set up a factory to make metal-movement clock...

Yazoo City

(Encyclopedia)Yazoo City, city (1990 pop. 12,427), seat of Yazoo co., W central Miss., on the Yazoo River; inc. 1830. It is a trade, processing, and industrial center in a cotton, cattle, and soybean area. There is...

Brookhaven

(Encyclopedia)Brookhaven. 1 City (2020 pop. 11,674), seat of Lincoln co., SW Miss.; inc. 1859. It is situated in a dairy, timber, and farm area. Oil and gas fields ...

telegraph

(Encyclopedia)telegraph, term originally applied to any device or system for distant communication by means of visible or audible signals, now commonly restricted to electrically operated devices. Attempts at long-...

ductility

(Encyclopedia)ductility, ability of a metal to plastically deform without breaking or fracturing, with the cohesion between the molecules remaining sufficient to hold them together (see adhesion and cohesion). Duct...

Bontecou, Lee

(Encyclopedia)Bontecou, Lee bŏnˈtəko͞o [key], 1931–, American artist, b. Providence, R.I. Bontecou is best known for the abstract sculptures she created from 1959–1967, three-dimensional wall reliefs made o...

Hesse, Eva

(Encyclopedia)Hesse, Eva hĕsˈə [key], 1936–70, American sculptor, b. Hamburg, Germany. Hesse's sculpture displays an antiformalism that developed in the late 1960s in reaction against conventional geometric co...

cautery

(Encyclopedia)cautery, searing or destruction of living animal tissue by use of heat or caustic chemicals. In the past, cauterization of open wounds, even those following amputation of a limb, was performed with ho...

Samaras, Lucas

(Encyclopedia)Samaras, Lucas lo͞okˈəs sämärˈəs [key], 1936–, American artist, b. Kastoria, Greece. Samaras is noted for his unusual assemblages, incorporating such diverse materials as straight pins, multi...