Ludwig, Oswald A.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL1962117A
- pdbooks.info ID: 170587
Oswald A. Ludwig Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Metalwork, technology and practice : a first course for the metal trades / by Oswald A. Ludwig. | 1955 | Author | |  | |  | | 
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| Metalwork, technology and practice: an introductory course to the metal trades | [Rev. 1947 ed.] | 1947 | Author | | | | | |
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