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Scientific American, Vol. 27, No. 20 (1872) (1872)

leaf 3

An illustration from Scientific American, Vol. 27, No. 20 (1872), 1872, leaf 3
long by 17 feet berg has lately made experiments in order to ascertain the for life. The plan of the association isthe levying of an wide by 12 feet high, and the peculiarity of mode of con- precise value of the acid for the purposes described. In June, assessment of one dollar on each member… … and vitiated atmosphere of the railway cara, in which con. IMPROVED CONSERVATORY. ature of 56°F, Both kinds indicated a slight acidity, owing ductors spend so much of the irtimé. This of itself is enough to carbonic acid, which was present before the boracic acid in dispensing with the tie rods, so…

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