ork Jersey City to Manhattan has progressed so favor- and New Jarsey Railway Company was incorporated for ‘ably under its present management, that before very the purpose of carrying through the great undertaking, long communication beneath the river will be estab- and they have prosecuted it with… … Both tunnels are be- an easy grade toward their deepest level, which lies in ing built by: the Great- the proximity of the Manhattan shore. The New York head shield system and lined with a cast-iron shell struction. On July 21, 1880, a shocking accident oc- shaft was sunk near the bulkhead line at…
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