Sorensen[sûrˈən-sən], Soren Peter Lauritz 1868-1939.
Sorensen definition by American Heritage Dictionary
, Soren Peter Lauritz 1868-1939.
Danish chemist who devised the pH scale for measuring the acidity or alkalinity of solutions.
, Theodore Chaikin Born 1928.
American writer and public official who served as a special counsel to Presidents John F. Kennedy and Lyndon B. Johnson (1961-1964). Among his works are Decision-Making in the White House (1963) and The Kennedy Legacy (1969).