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radiometer

(Encyclopedia)radiometer rāˌdēŏmˈətər [key], instrument for detection or measurement of electromagnetic radiation; the term is applied in particular to devices used to measure infrared radiation. One of the ...

Ellesmere, Thomas Egerton, Baron

(Encyclopedia)Ellesmere, Thomas Egerton, Baron, 1540?–1617, jurist and statesman. A distinguished early career at law brought him appointment (1581) as solicitor general, and he became a favorite and adviser of Q...

Mitchell, John Newton

(Encyclopedia)Mitchell, John Newton, 1913–88, U.S. Attorney General (1969–72), b. Detroit. A law partner of Richard M. Nixon, he managed Nixon's 1968 presidential campaign and was made (1969) Attorney General. ...

Sloat, John Drake

(Encyclopedia)Sloat, John Drake, 1781–1867, American naval officer, b. near Goshen, N.Y. He entered the navy as a midshipman in 1800 and resigned after a year's service, but reentered for service in the War of 18...

Gunpowder Plot

(Encyclopedia)Gunpowder Plot, conspiracy to blow up the English Parliament and King James I on Nov. 5, 1605, the day set for the king to open Parliament. It was intended to be the beginning of a great uprising of E...

Head, Sir Francis Bond

(Encyclopedia)Head, Sir Francis Bond, 1793–1875, British administrator in Canada. A soldier (1811–25) and unsuccessful mining adventurer in South America, he had had little experience to prepare him for the pos...

Playfair, Sir Nigel

(Encyclopedia)Playfair, Sir Nigel nīˈjəl plāˈfâr [key], 1874–1934, English actor-manager. He made his acting debut in 1902 and later appeared in major London productions of Shaw and Shakespeare. He took on ...

Ballard, Robert Duane

(Encyclopedia)Ballard, Robert Duane bălˈərd [key], 1942–, American marine geologist, b. Wichita, Kans.; Ph.D. Univ. of Rhode Island, 1974. From 1969 to 1997 he was associated with Woods Hole Oceanographic Inst...

Ripon, Frederick John Robinson, 1st earl of

(Encyclopedia)Ripon, Frederick John Robinson, 1st earl of rĭpˈən [key], 1782–1859, British statesman, better known as Viscount Goderich. Entering Parliament as a Tory in 1806, he sponsored the unpopular corn l...

Williams, Roger John

(Encyclopedia)Williams, Roger John, 1893–1988, American chemist, b. India, grad. Univ. of Redlands, Redlands, Calif. (B.S., 1914), Ph.D. Univ. of Chicago, 1919; brother of the chemist Robert R. Williams, Jr. He t...