Program: HathiTrust Digital Library

  • Publisher: Penton Pub. Co.
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 1588210
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
c.1 v.31 1898; c.1 v.32 1899; c.1 v.34 1901; c.1 v.35 1902; c.1 v.38 1905; c.1 v.39 1906; c.1 v.40 Jan-Jun 1907; c.1 v.40 1907; c.1 v.41 1907; c.1 v.44 1909; c.1 v.45 1909; c.1 v.48 Jan-Jun 1911; c.1 v.52 1913; c.1 v.53 1913; c.1 v.54 1914; c.1 v.55 1914; c.1 v.56 1915; c.1 v.57 1915; c.1 v.58 1916; c.1 v.59 1916; c.1 v.60 1916; c.1 v.61 1917; c.1 v.62 Apr-Jun 1918; c.1 v.63 Oct-Dec 1918; c.1 v.63 Jul-Sep 1918; c.1 v.64 Apr-Jun 1919; c.1 v.65 Oct-Dec 1919; c.1 v.69 Oct-Dec 1921; v.87 1930 Jul-Dec; v.89 1931 Jul-Dec; v.90 1932 Jan-Jun; v.91 1932 Jul-Dec; v.92 1933 Jan-Jun; v.93 1933 Jul-Dec; v.94 1934 Jan-Jun; v.95 1934 Jul-Dec; v.100 1937 Jan-Mar; v.100 1937 Apr-Jun; v.101 1937 Jul-Sep; v.101 1937 Oct-Dec; v.102 1938 Jan-Mar; v.103 1938 Jul-Sep; v.103 1938 Oct-Dec; v.104 1939 Jan-Mar; v.104 1939 Apr-Jun; v.105 1939 Jul-Sep; v.105 1939 Oct-Dec; v.106 1940 Jan-Mar; v.106 1940 Apr-Jun; v.107 1940 Jul-Sep; v.107 1940 Oct-Dec; v.108 1941 Jan-Mar; v.108 1941 Apr-Jun; v.109 1941 Jul-Sep; v.109 1941 Oct-Dec; v.110 1942 Jan-Mar; v.110 1942 Apr-Jun; v.111 1942 Jul-Sep; v.111 1942 Oct-Dec; v.112 1943 Jan-Mar; v.112 1943 Apr-Jun; v.113 1943 Jul-Sep; v.113 1943 Oct-Dec; v.114 1944 Jan-Mar; v.114 1944 Apr-Jun; v.115 1944 Jul-Sep; v.115 1944 Oct-Dec; v.116 1945 Jan-Mar; v.116 1945 Apr-Jun; v.117 1945 Jul-Sep; v.117 1945 Oct-Dec; v.118 1946 Jan-Mar; v.118 1946 Apr-Jun; v.119 1946 Jul-Sep; v.119 1946 Oct-Dec; v.120 1947 Jan-Mar; v.121 1947 Oct-Dec; v.121 1947 Jul-Sep; v.122 1948 Jan-Mar; v.122 1948 Apr-Jun; v.123 1948 Jul-Sep; v.123 1948 Oct-Dec; v.124 1949 Apr-Jun; v.124 1949 Jan-Mar; v.125 1949 Jul-Sep; v.125 1949 Oct-Dec; v.126 1950 Jan-Mar; v.126 1950 Apr-Jun; v.127 1950 Jul-Sep; v.127 1950 Oct-Dec; v.128 1951 Jan-Mar; v.128 1951 Apr-Jun; v.129 1951 Jul-Sep; v.130 1952 Jan-Mar; v.130 1952 Apr-Jun; v.131 1952 Jul-Sep; v.131 1952 Oct-Dec; v.132 1953 Jan-Mar; v.132 1953 Apr-Jun; v.133 1953 Jul-Sept; v.133 1953 Oct-Dec; v.134 1954 Jan-Mar; v.134 1954 Apr-Jun; v.135 1954 Jul-Sep; v.135 1954 Oct-Dec; v.136 1955 Jan-Mar; v.136 1955
committed to retain 2021-01-08 HTDL