e bearings of long girders in bridges are made of sufficient other. To the casual observer, no deformity at the base of to the third at d. depth to allow for this increase of length; but even in these either is perceptible, although a minute examination and cases the mere weight of iron and… … tures, the elongation becomes more rapid. Thus the pro- tions of the planet as regards the sun’s disk in the transit o The enlargement, if any exists, is so slight as only to be gressive dilatation of wrought iron, as determined by 1874, and also in the transit to happen in 1882. At northerly…
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