Program: HathiTrust Digital Library

  • Publisher: National Underwriter Co.
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 2473319
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
1920; 1955 (57); 1960 (62); 1964 (66); 1965-1970; v.28(1926); v.29(1927); v.48(1946); v.50(1948)
committed to retain 2022-01-01 HTDL