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Scientific American, Vol. 77, No. 11 (September 1897) (1897)

leaf 10

An illustration from Scientific American, Vol. 77, No. 11 (September 1897), 1897, leaf 10
idea of the task in- along the river on whose volved. The rock is soft surface forests were sandstone and easily dis- growing would appear integrated by e X p 1 o - on close approach to be sives. The plan recom- precipitous walls of mended by the engineer stagnant ice covered is to drill holes to… … tide. The plan pursued rafts or boats of their "ABCH BOCK" IN SAN FBANCISCO BAY, SHOBTLY TO BE BEUOVED BY THE OOVEBNHENT. own construction. But, in blowing up the rocks at Hell Gate, New York oijce in at that time of three miles from the summit of the Chilkoot Pass, and Harbor, was considered, but…

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