Program: HathiTrust Digital Library

  • Publisher: The Observatory
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 19005907
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
no.453 1986; no.824 1992; no.825 1992; no.826 1992; no.827 1992; no.828 1992; no.845 1992; no.846 1992; no.848 1992; no.850 1992; no.851 1992; no.900 1993; no.901 1993; no.902 1993; no.903 1993; no.904 1993; no.905 1993; no.906 1993; no.907 1993; no.908 1993; v.459
committed to retain 2018-08-29 HTDL