Contributions

  • Seiler, John P , joint author - Contributor
  • Yen, Timothy Y , joint author - Contributor
  • United States. Mine Safety and Health Administration - Contributor

Publication

1978 - Dept. of Labor, Mine Safety and Health Administration, Washington, District of Columbia

Language

English

Word Count

2,750 words, Guess

Page Count

11 pages

Identifiers

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