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Scientific American, Vol. 5, No. 24 (December 1861) (1861)

leaf 15

An illustration from Scientific American, Vol. 5, No. 24 (December 1861), 1861, leaf 15
ement in the ordinary flat ruler, is to effectually tions which corresponded to this sound, and he found the case with the milk pan, and the larger it is the prevent the ink from blotting the paper, by the intro- an agreement between the result of this calculation more serious is the defect.… … mendation. Dairymen know that—other things be- by the law of capillary attraction, absorb horizontal- ing equal—a greater quantity of cream will be collect- ly all ink that may descend from the edge along which the pen passes, a. The groove may, if prefer- able, serve the purpose of holding a…

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