The Mechanical Properties of Wood / Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing

by Samuel J. Record

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[Footnote 20: Bul. 80: The commercial hickories, pp. 48-50.]

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[Footnote 21: Bul. 53: Chestnut in southern Maryland, pp. 20-21.]

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[Footnote 22: Bul. 108: Tests of structural timber, p. 35.]