Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 526
heat; 601 the graduated arc. Instruments constructed on the same prin-ciple have been employed by Daniels and others for measuringhigh temperatures ; but since they have been superseded by the … ^ Fig. 370. far more accurate methods of the present day, it is not necessaryto describe them in detail. The unequal expansion of different metals is best illustratedby a compound bar, made by riveting together two bars of ironand copper at different pointsthrough their whole length, as pjg. 371.…
Matter · Heat
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