Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 568
of pipes into the ground, in a big circle,and pumped through them a freezing mixture,such as is used in ice-making plants. Then allthey had to do was to hack away the frozen sandout of the shaft, and line the shaft with concreteor the like, to keep the water out when the icethawed. After they had… … FIG. 3. SIZE OF LOWER CHORD OF MAIN TRUSSES. It seems to me, remarked Will, that there isnothing impossible for an engineer. Well, hardly, was his answer; but this I 1010 WITH MEN WHO DO THINGS [Sept., will say, — that few things would be impossible ifwe did not have to consider cost. Altliongli…
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