Special Sub-Topic: Historical Figures: The Letter 'D' Click Here To Play: Historical Figures: The Letter 'D'

Which of these people is a British chemist and physicist?

John Dalton. John Dalton (1766-1844) developed the atomic theory of matter and is known as one of the fathers of modern physical science.

Which of these 'Danas' was an American geologist, mineralogist and naturalist who made important studies of mountain building, volcanic activity, sea life, and the origin and structure of continents and ocean basins?

James Dwight Dana. Charles Anderson Dana (1819-1897) was an American journalist who was editor of the 'New York Sun.' Richard Henry Dana (1815-1882) was an American lawyer and author of 'Two Years Before the Mast.' John William Dana is a made-up person.

What job was held by American Lee De Forest (1873-1961)?

scientist. De Forest invented Audion and the feedback circuit to increase the output of a radio transmitter and produce alternating current.

Which of these gentlemen was one of the great Renaissance architects of the 16th century?

Philibert De L'orme. D'Annunzio (1863-1938) was an Italian poet, novelist, dramatist, short-story writer, journalist, military hero and political leader. Debye (1884-1966) was a physical chemist who won the Nobel Prize in 1936. Daudet (1840-1897) was a French short story writer and novelist known for his tales of French provincial life.

Sir John William Dawson was a well known what?

geologist. Dawson, a Canadian, made numerous contributions to paleobotany and extended the knowledge of Canadian geology, especially fossil forests. He also served as Superintendent of Education for Nova Scotia.

Rebecca Blaine Harding Davis (1831-1910) was an American what?

essayist. She is remembered primarily for her story, 'Life in the Iron Mills,' considered a transitional work of American realism.

Who was Eamon de Valera?

Irish politician and patriot. He was Irish Prime Minister 1932-1948, 1951-1954, 1957-1959 and President (1959-1973). He also was president of Sinn Fein in 1918 and chancellor of the National University of Ireland in 1921.

Who was Hugo Marie de Vries?

Dutch botanist and geneticist. De Vries (1848-1935) introduced the experimental study of organic evolution.

Who was Sir William Davenant?

English poet and playwright. Davenant (1606-1668) was also a theatre manager and Poet Laureate. His volume of poems, 'Madagascar,' was published in 1638.

Who was John Dickinson?

American statesman. He was often referred to as the 'penman of the Revolution.' He was a delegate from Pennsylvania in the Continental Congress and he worked for the adoption of the US Constitution.