Ennis, William D. (William Duane), 1877–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL116630A
- pdbooks.info ID: 131031
William D. (William Duane) Ennis Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Applied thermodynamics for engineers | 4th ed., corr. | 1915 | Author | |  | |  | |    
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| Vapors for heat engines, including considerations relating to the use of fluids other than steam for power generation: a study of desirable vacuum limits in simple condensing engines: methods for computing efficiencies of vapor cycles with limited expansion and superheat; a volume-temperature equation for dry steam, and new temperature-entropy diagrams for various engineering vapors | 1912 | Author | | | | | |
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| Works management | 1911 | Author | | | | | |
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