Program: HathiTrust Digital Library

  • Publisher: Combustion Pub. Co.
  • Print ISSN: 0010-2172
  • Electronic ISSN:
  • OCLC Number: 1777462
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
v.1 (1919); v.1 no.2,4-6 1919 Aug-Dec; v.1-3(1919-1920); v.2-3 1920 Jan-Dec; v.4-5(1921); v.4 (1921); v.4-5 1921; v.5 (1921); v.6-7(1922); v.6 (1922); v.6-7 1922; v.7 (1922); v.8-9 1923; v.10-11 1924; v.12-13 1925; v.14-15 1926; v.16-17(1927); v.16-17 1927; v.18-19(1928); v.18-19 1928; v.20-21(1929); v.20 1929; v.22-23(1930); v.10(1924); v.11(1924); v.12(1925); v.13(1925); v.14(1926); v.15(1926); v.8(1923); v.9(1923)
committed to retain 2023-01-01 HTDL