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1by Levine, JudahSubjects: “...Time Systems and standards United States....”
Published 2002
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Government Document Microform Book -
2by Lombardi, Michael A.Subjects: “...Time Systems and standards....”
Published 2005
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Government Document eBook -
3Published 2009Subjects: “...Time Systems and standards United States....”
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Government Document eBook -
4by Nelson, Glenn K.Subjects: “...Time Systems and standards....”
Published 2005
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Government Document eBook