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Rheydt

(Encyclopedia)Rheydt rīt [key], city, North Rhine–Westphalia, W Germany. It forms a twin city with Mönchengladbach. Rheydt is an industrial center; its manufactures include cotton, silk, and velvet textiles as ...

Albany Regency

(Encyclopedia)Albany Regency, name given, after 1820, to the leaders of the first political machine, which was developed in New York state by Martin Van Buren. The name derived from the charge that Van Buren's prin...

wheel and axle

(Encyclopedia)CE5 Wheel and axle wheel and axle, simple machine consisting of a wheel mounted rigidly upon an axle or drum of smaller diameter, the wheel and the axle having the same axis. It is fundamentally a...

De la Rue, Warren

(Encyclopedia)De la Rue, Warren dĕlˈəro͞o, dĕləro͞oˈ [key], 1815–89, British scientist and inventor. Especially noted as an astronomer, he was a pioneer in celestial photography. He adapted the wet-plate ...

Crompton, Samuel

(Encyclopedia)Crompton, Samuel, 1753–1827, English inventor of the mule spinner, or muslin wheel, an important step in the development of fine cotton spinning. Working as a young man in a spinning mill, he knew t...

Hollerith, Herman

(Encyclopedia)Hollerith, Herman hōˈlərĭth [key], 1860–1929, American inventor, b. Buffalo, N.Y. After graduating from Columbia Univ. (B.S., 1879), he worked on the U.S. Census of 1880. Intrigued by the proble...

Halesowen

(Encyclopedia)Halesowen hālzˈōwən [key], city, Dudley metropolitan district, central England. Listed in the ...

Fond du Lac

(Encyclopedia)Fond du Lac fŏnˈ də lăkˌ, –jə– [key], city (2021 pop. 104,154), seat of Fon...

Noyon

(Encyclopedia)Noyon nwäyôNˈ [key], town (1990 pop. 14,628), Oise dept., N France. It has foundries, metalworks, and machine, clothing, and food-processing industries. In 768 at Noyon, Charlemagne was crowned kin...

Aschaffenburg

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