Title | Date | Type | ||
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1 |
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American Institute of Mining & Metallurgical Engineers--Conference -Shot 13 | 1940-09 | Image/StillImage |
2 |
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American Institute of Mining & Metallurgical Engineers--Conference -Shot 8 | 1940-09 | Image/StillImage |
3 |
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American Institute of Mining & Metallurgical Engineers--Conference -Shot 9 | 1940-09 | Image/StillImage |