Program: HathiTrust Digital Library

  • Publisher: Reference Section, Science and Technology Division, Library of Congress
  • Print ISSN: 0090-5232
  • Electronic ISSN:
  • OCLC Number: 3315419
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1972:9-1977:14; 1977-1979; 1980:8-11; v.80-82 1980-1982; v.83-85 1983-1985; 1986-1987; 1988-1990; 1991-1993 Incompl.; 1993 Aug-Sep; 1994:2; 1995:1; 1995:2; 1996:1; 1996:2; 1994-1997; 1997:1; 1997:2; 1997:3; 1997:4; 1997:6; 1997:8; 1999:1; 2000:1; 2000:2; 2000:3; 2000:4; 2000:5; 2001:1; 2001:2; 2001:3; 2001:4; 2001:5; 1998-2003 Incompl.; 2003:1; 2003:2; 2003:3; 2003:4; 2005:1; 2005:2; 2005:3; 2005:4; 2005:5; 2005:6; 2005:7
committed to retain 2019-09-02 HTDL