bed as “oval,” the shape the energy expended combined with chemical re- an oval. This development is the outcome of modern searches. Unhappily, exact apparatus for measuring is in reality “arc-oval,” its form being clearly demon- exigencies, more especially owing to the perfection of strated in the… … movement through a thread rolled around a conve- and repeat strokes are reduced to a minimum. THE NEW HENRY DYNAMOMETER. nient- reduction pulley (1-6) to a pen, which traces At the same time, according to the experience of the pressures on the recording cylinder. those who have tried their skill…
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