'A problem in mechanics', Harpers
Tags: 1920s; 1923; 1923-10-1; Engineering; Humor; Mechanical Engineering; Railroads; Rural men; West (U.S.)
'Our chained Prometheus', Harpers
Tags: 1920s; 1923; 1923-10-1; Bru�re, Robert W. (Robert Walter); coal; Coal mines and mining; Coal trade; Energy consumption; Energy Engineering; Energy policy; Engineering; United States
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