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Scientific American, Vol. 8, No. 12 (December 4, 1852) (1852)

leaf 7

An illustration from Scientific American, Vol. 8, No. 12 (December 4, 1852), 1852, leaf 7
is exceedingly the world, viz., Africa and Peru; the former valuable; new ideas and plain practical thoughts are uttered with a clearness and brevity which kind contains a larger amount of phosphates should make it sought after with avidity by all those but less ammonia than the latter, and is… … One sign of good guano is, that from fifty to Price each number 25 cents. seventy per cent. should dissolve in a hot so- “ A Treatise on Clock and Watch Making, Theo- retical and Practical,” by Thomas Reid, Edinburgh : lution of caustic potash with a strong smell of illustrated by 20 folding…

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