Fortif. Also 8 espaule. [a. Fr. épaule (earlier espaule) shoulder.] The ‘shoulder’ of a bastion, i.e., the place where the face and flank meet.

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1702.  Mil. Dict., Epaule.

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1704.  J. Harris, Lex. Techn., Epaul, espaul.

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1727.  Chambers, Epaule, or Espaule.

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1748.  Earthquake of Peru, i. 47–8. Which makes the Angle of the Epaule 130 Degrees.

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1853.  Stocqueler, Mil. Encycl., s.v.

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