Hedrick, E. R. (Earle Raymond), 1876–1943
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 15916
E. R. (Earle Raymond) Hedrick Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
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| Analytic geometry and principles of algebra | 1913 | Author | |  | |  | |    
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| The calculus | Rev. ed. | 1922 | Author | | | | | |
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| The calculus | 1912 | Editor | | | | | |
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| Plane geometry | 1923 | Editor | | | | |  | ||
| Plane geometry | 1913 | Author | | | | | |
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| Solid geometry | 1913 | Editor | | | | | |
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| Trigonometry | 1913 | Editor | | | | | |
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