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Hubble Space Telescope

(Encyclopedia)Hubble Space Telescope (HST), the first large optical orbiting observatory. Built from 1978 to 1990 at a cost of $1.5 billion, the HST (named for astronomer E. P. Hubble) was expected to provide the c...

Aschaffenburg

(Encyclopedia)Aschaffenburg äshäˈfənbo͝ork [key], city, Bavaria, S central Germany, on the Main River. Its manufactures include clothing, machine and precision instruments, and col...

Tomsk

(Encyclopedia)Tomsk tŏmsk, Rus. tômsk [key], city (1989 pop. 502,000), capital of Tomsk region, W central Siberian Russia, on the Tom River. It is a major river port and freight transit point, and is a regional h...

vernier

(Encyclopedia)vernier vûrˈnēr [key], auxiliary scale, either straight or an arc of a circle, designed to slide along a fixed scale. Its unit divisions, usually smaller than those on the fixed scale, permit a far...

Taunton, city, England

(Encyclopedia)Taunton tônˈtən, tänˈ– [key], city (1991 pop. 47,793), county seat of Somerset, SW England, on the Trove River. Its industries include the manufacture of textiles, shirts, gloves, and precision...

diathermy

(Encyclopedia)diathermy dīˈəthûrˌmē [key], therapeutic measure used in medicine to generate heat in the body tissues. Electrodes and other instruments are used to transmit electric current to surface structur...

Eskilstuna

(Encyclopedia)Eskilstuna ĕˈskĭlstüˌnä [key], city, Södermanland co., SE Sweden, between lakes Hjälm...

Hillingdon

(Encyclopedia)Hillingdon, outer borough of Greater London, SE England. Industries include printing, motion-picture production, and the manufacture of aircraft, food p...

Hough, George Washington

(Encyclopedia)Hough, George Washington hŭf [key], 1836–1909, American astronomer, b. Montgomery co., N.Y., grad. Union College, 1856. He discovered 627 double stars and made systematic studies of the surface of ...

Sims, James Marion

(Encyclopedia)Sims, James Marion, 1813–83, American gynecologist and surgeon, b. Lancaster co., S.C., M.D. Jefferson Medical College, Philadelphia, 1835. He initially practiced in Mt. Meigs and Montgomery, in Ala...