capital, and under the new proved valuable, and when worked in strict accord- compressed air in a horizontal tunnel, for the purpose auspices the work of construction has been resumed in ance with his directions, was successful. Owing, how- of assisting to uphold the earth of the side walls, the… … THE HUDSON RIVER TUNNEL. The heavy dark line shows the uncompleted portion. cavated and the masonry or iron tunnel put therein. London capitalists, and Sir John Fowler and Sir stopping air leaks with sufficient alacrity, it was This method was patented by Mr. Haskin February :i, deemed best, as an…
Statutes · Munn · Patents · Water · Scientific American · Air · Cracked ice · Type writer · Congress approved · Approved february · Hot water · Perspective view · Hudson river · Compressed air · Sir benjamin
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