Program: HathiTrust Digital Library

  • Publisher: Lamont-Doherty Geological Observatory of Columbia University [etc.]
  • Print ISSN: 0271-1818
  • Electronic ISSN:
  • OCLC Number: 2250808
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1974; 1975-76; 1977-1979; 1980-81; 1981-82
committed to retain 2021-03-22 HTDL