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Publisher:
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[Reston, VA] : U.S. Dept. of the Interior, U.S. Geological Survey |
ISSN:
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1949-7733 |
Phys. Desc.:
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1 online resource (volumes)
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Digital Content
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Vols. 1-3 |
Digital Content
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Archived issues, 1932-1993 |
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Publisher:
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[Washington, D.C.] : U.S. Department of Commerce, Economics and Statistics Administration, U.S. Census Bureau, 2006. |
Phys. Desc.:
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1 online resource ([41] pages)
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Digital Content
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Click for online content. |
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Series: | Technology news ; no. 477. |
Publisher:
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[Pittsburgh, PA] : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [1999] |
Phys. Desc.:
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[2] p. : digital, PDF file
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Digital Content
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Click for online content. |
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