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Rumford, Benjamin Thompson, Count

(Encyclopedia)Rumford, Benjamin Thompson, Count, 1753–1814, American-British scientist and administrator, b. Woburn, Mass. In 1776 he went to England, where he served (1780–81) as undersecretary of the colonies...

Lacaille, Nicolas Louis de

(Encyclopedia)Lacaille, Nicolas Louis de nēkôläˈ lwē də läkäˈyə [key], 1713–62, French astronomer. As a result of his success in making meridional measurements in France under the patronage of the duke ...

Crookes, Sir William

(Encyclopedia)Crookes, Sir William, 1832–1919, English chemist and physicist. After serving at the Radcliffe Observatory, Oxford, and teaching chemistry at Chester Training College, he retired to work in his own ...

Pickering, William Henry

(Encyclopedia)Pickering, William Henry, 1858–1938, American astronomer, b. Boston, grad. Massachusetts Institute of Technology (B.S., 1879). He taught at the Massachusetts Institute of Technology (1880–87) and ...

Cannon, Annie Jump

(Encyclopedia)Cannon, Annie Jump, 1863–1941, American astronomer, b. Dover, Del. In 1897 she became an assistant in the Harvard College Observatory, where (1911–38) she was astronomer and curator of astronomica...

Bode, Johann Elert

(Encyclopedia)Bode, Johann Elert yōˈhän āˈlĕrt bōˈdə [key], 1747–1826, German astronomer. From 1772 to 1825 he was astronomer of the Academy of Science, Berlin, and from 1786, director of the Berlin Obse...

Harris, Sir Arthur Travers

(Encyclopedia)Harris, Sir Arthur Travers, 1892–1984, British marshal of the Royal Air Force (RAF). In World War I, he served for a time in German West Africa before transferring to the Royal Flying Corps in Franc...

Gray, Stephen

(Encyclopedia)Gray, Stephen, 1666–1736, English physicist. Gray, a dyer by trade, cultivated science as a hobby. In 1696 he published an account of a magnifying glass that interested the Royal Society and from th...

Valois, historic region, France

(Encyclopedia)Valois, historic region, now comprised in Aisne and Oise depts., N France. Crépy-en-Valois was its historic capital. It is a rich agricultural area. A county and later a duchy, Valois was the appanag...

Vetch, Samuel

(Encyclopedia)Vetch, Samuel, 1668–1732, British soldier and colonial administrator, b. Scotland. He settled in Albany, N.Y., in 1699 and became a trader with the Native Americans. Author of a plan to capture Fren...