Program: HathiTrust Digital Library

  • Publisher: U.S. Environmental Protection Agency :
  • Print ISSN:
  • Electronic ISSN:
  • OCLC Number: 33602073
  • Validation: None
  • Retention: permanent
  • Institution: HathiTrust
  • Facility:
  • OCLC Symbol: HATHI
  • Holdings Format: Print
Materials Archive Action Date of Action Program Status/Note
v.1 1972 Mar- 1985 Mar; v.1 1972-1985; v.1 (Mar. 1972-Mar. 1985); v.2 1985 Apr- 1989 Oct; v.2 1985-1989; v.2 (Apr. 1985-Oct. 1989); v.3 1989 Oct- 1992 Feb; v.3 1989-1992; v.3 (Oct. 1989-Feb. 1992); v.4 1992 Mar- 1993 Dec; v.4 1992-1993; v.4 (Mar. 1992-Dec. 1993); v.5 1994 Jan- 1995 Apr; v.5 1994-1995; v.5 (Jan. 1994-Apr. 1995); v.6 (May 1995/Apr. 1996); v.6 1995 May- 1997 Mar; v.6 1995-1997; v.7 1997 Mar- 1998 Jul; v.7 1997-1998; v.7 (Mar. 1997-July 1998); v.8 1987 Sep- 2000 Feb; v.8 1998-2000; v.8 (1998:Sept./2000:Feb.); v.8 (Aug. 1998/Feb. 2000); v.9 2000 Mar- 2001 Apr; v.9 2000-2001; v.9 (2000/2001); v.9 (March 2000-April 2001); v.10 2001 May- 2002 Dec; v.10 2001-2002; v.10 (2001:May/2002:Dec.); v.10 (May 2001-Dec. 2002); v.11 2003 Jan- 2004 Dec; v.11 (2003:Jan./2004:Dec.); v.11 (Jan. 2003-Dec. 2004); v.12 2005 Feb-2006 Aug; v.12 2005-2006; v.12 (2005:Feb./2006:Aug.); v.13 2006 Aug-2008 Jun; v.13 2006-2008; v.14 2008 Jun.-2010 Aug.; v.14 2008-2012; v.15 2010 Nov-2013 April; v.15 2010-2013
committed to retain 2021-07-31 HTDL