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William D. Ennis

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Thermodynamics [ 1922 ]
Applied Thermodynamics For Engineers (1915)
Applied Thermodynamics : For Engineers (1915)
Applied Thermodynamics: For Engineers (1915)
Works Management (1911)
Flying Machines Today (1911)
Flying Machines Today
Formulas And Constants For Gas Engine Design
Applied Thermodynamics for Engineers (Classic Reprint)
Applied Thermodynamics for Engineers