Riffgs, Henry E.
Nationality: 
(Unknown)
Identities and Authority Control
- pdbooks.info ID: 103086
Henry E. Riffgs Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
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| The elements of railroad engineering | 1937 | Editor | |  | | | | ||