Program: HathiTrust Digital Library

  • Publisher: U.S. Dept. of Health, Education, and Welfare, Public Health Division, Bureau of State Services, Division of Engineering Services, Air Pollution Engineering Program
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 145389177
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1967
committed to retain 2011-07-27 HTDL