Program: HathiTrust Digital Library

  • Publisher: Delaware Geological Survey
  • Print ISSN: 0418-5269
  • Electronic ISSN:
  • OCLC Number: 1607752
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1st-2nd (1951/52-1952/53); 1952/1953 1952-1953; 1966 1966; 1965/66-1966/67; 1967 1967; 1972-1974; 1975 1975; 1969/70-1975/76; 1976 1976; 1976/1977; 1977 1977
committed to retain 2016-01-29 HTDL