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The Mechanics of Solidity

Abstract

UNDER this title Mr. J. Innes (NATURE, November 18) suggests, for the benefit of engineers, that coefficients of thermal expansion are fairly closely related to hardness. His list of thirty-eight materials ranging from diamond to indiarubber is given in order of thermal expansion. No definition of hardness is suggested, and the figures, taken from three tables of “hardness,” are admittedly somewhat conflicting.

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DURRANT, R. The Mechanics of Solidity. Nature 106, 440–441 (1920). https://doi.org/10.1038/106440c0

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