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Scientific American, Vol. 27, No. 18 (1872) (1872)

leaf 3

An illustration from Scientific American, Vol. 27, No. 18 (1872), 1872, leaf 3
agriculture, education, art; and where it does not exist, there ag a gas pipe wrench, or square wrench for large bolts. cipal exposure of the corundum has been effected at the Cul- is barbarism. The right thing for every man to do is to try A (Fig. 1) is the bracket secured by bolts to the bench. B… … but bluish grty within. Its general it is pivoted and which serves as a ful- figure is that of a six sided pyramid, and it weighs 312 crum. The other end of the short bay, N, enters a slot in lot of land isa small thing to have in possession. But the man pounds. The smaller crystal is 114 pounds in…

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