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Scientific American, Vol. 49, No. 26 (1883) (1883)
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ers. The panels are formed of 8x12 inch for the piers, since one hill was composed of loose and solid which was recently described in this paper, to whose pieces whose ends overlap and are bolted to the center.post. courtesy we are indebted for the loan of drawings from rock, and the other of slate… … THE MARENT GULCH © 1883 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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