Archibald Cary Coolidge

Archibald Cary Coolidge was an American educator and diplomat. He was a professor of history at Harvard College from 1908 and the first director of the Harvard University Library from 1910 until his death. Coolidge was also a scholar in international affairs, a planner of the Widener Library, a member of the United States Foreign Service, and editor-in-chief of the policy journal Foreign Affairs.