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Hartley, David

(Encyclopedia)Hartley, David, 1705–57, English physician and philosopher, founder of associational psychology. In his Observations on Man (2 vol., 1749) he stated that all mental phenomena are due to sensations a...

Baltimore, David

(Encyclopedia)Baltimore, David bôlˈtĭmôr [key], 1938–, American microbiologist, b. New York City, Ph.D. Rockefeller Univ., 1964. He conducted (1965–68) virology research at the Salk Institute before becomin...

Lyndsay, Sir David

(Encyclopedia)Lyndsay, Sir David: see Lindsay, Sir David. ...

David, Pierre-Jean

(Encyclopedia)David, Pierre-Jean: see David d'Angers. ...

Saint David's Head

(Encyclopedia)Saint David's Head, Wales: see under Saint David's. ...

Thomas, David Alfred

(Encyclopedia)Thomas, David Alfred: see Rhondda, David Alfred Thomas, 1st Viscount. ...

George, David Lloyd

(Encyclopedia)George, David Lloyd: see Lloyd George, David, 1st Earl Lloyd-George of Dwyfor. ...

Dale, David

(Encyclopedia)Dale, David, 1739–1806, Scottish cotton manufacturer and philanthropist. In 1785 he built New Lanark, a cotton mill and model community that provided his employees with good housing and schools. He ...

Rabe, David

(Encyclopedia)Rabe, David rāb [key], 1940–, American playwright, b. Dubuque, Iowa; grad. Loras College (B.A., 1962), Villanova Univ. (M.A., 1968). Rabe served in Vietnam (1965–67) and his experiences and obser...

Lloyd, David

(Encyclopedia)Lloyd, David, c.1656–1731, political leader in colonial Pennsylvania, b. Wales. Having been commissioned attorney general of Pennsylvania by William Penn, Lloyd arrived in Philadelphia in 1686. He l...