Standard welding symbols. /
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York, :
American Welding Society,
c1958.
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| Subjects: |
| Item Description: | At head of title: A2.0-53. |
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| Physical Description: | vi, 87 p. : diagrs. ; 23 cm. |