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Sectional view of Pennsylvania Railroad tunnel now under construction underneath the East River (New York City). New Jersey to Long Island, six miles.
Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past
Restoration by: magscanner
- Created on
- Tuesday 29 June 2010
- Posted on
- Tuesday 29 June 2010
- Keywords
- civil engineering, convenience, direct, railway, sandhog, transportation, underwater
- Visits
- 1170