Program: HathiTrust Digital Library

  • Publisher: U.S. Dept. of the Interior, Geological Survey
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 8913791
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1981:v.1*; 1981:v.2*; 1981:v.3*; 1982:v.1*; 1982:v.2*; 1983:v.2*; 1984*; 1985*; 1986*; 1987; 1987*; 1988*; 1989*; 1990; 1992-2001
committed to retain 2015-02-11 HTDL