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This newspaper page contains 2 articles. Subscribers can read the full text of each article.
Newspaper
The Chronicle Telegram
Location
Elyria, Ohio, United States of America
Date
Jun 30, 1939
Page
2
A science-forward piece explores how gas behavior and earth movement challenge underground construction. It outlines potential methods to control swelling soils and stabilize caverns, suggesting safe, large-scale subterranean habitats may become possible as theory becomes practice.
Engineers face a dangerous underground world as they drill through swelling mica schist near the Hetch Hetchy tunnel and other Rocky Mountain routes. The piece details safety advances, rescue tactics, and the high human cost of mining while praising work by the Bureau of Mines and engineers like O Shaughnessy.
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