Scientific American 1894-07-28

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Tunnel recently completed under the east River, at New York City. Longitudinal section. Cast iron lining. Long Island City entrance. Iron lined section, showing Beach shield in operation. Drilling shot holes around an air lock. Blackwell's Island.

Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner

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Created on: Monday 16 November 2009
Posted on: Monday 16 November 2009
Tags: air, construction, sandhogs, transportation, underground, underwater, utilities, water
Albums: General Magazines / Science and Technology Magazines / Scientific American
Visits: 1670
Description: Tunnel recently completed under the east River, at New York City. Longitudinal section. Cast iron lining. Long Island City entrance. Iron lined section, showing Beach shield in operation. Drilling shot holes around an air lock. Blackwell's Island.

Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner