'Protecting civilization', Harpers
Tags: 1920s; 1924; 1924-1-1; Medical education; Medicine; Medicine and psychology; Mental illness; Paton, Stewart; Physicians; Psychology, Psychiatry and Psychotherapy; Social aspects; Social psychology; United States
'Sweet are the uses of a radio', Harpers
Tags: 1920s; 1924; 1924-1-1; Engineering; Levy, Newman; Telecommunications
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