Program: HathiTrust Digital Library

  • Publisher: The Observatory
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 10615272
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
no.5-7 1987-1989; no.9-11 1991; no.13-15 1993-1994; no.17 1996; no.18-19 1998-2000
committed to retain 2017-11-07 HTDL