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Scientific American, Vol. 50, No. 24 (June 1884) (1884)

leaf 9

An illustration from Scientific American, Vol. 50, No. 24 (June 1884), 1884, leaf 9
ral years ago a so-called "universal tool " was ad- there can be no question. Not that perfect cypress sash, muscles which moved the bat, that it is partly expended in vertised everywhere as an Americaninvention, and this tool is doors, and blinds are not made, but it requires a little more f-ion^n… … of whitewood is good, while in white pine terms, its mass. Yet^ when we weigh a thing AN OLD UNIVERSAL TOOL. it is extra good. we are not weighing matter itself, we are merely measuring a force exerted by it. In The cost of whitewood is decidedly in its ordinary cases we simply measure the mutual…

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