Summary of corrections.

Kept up to date between issues by Notice to Mariners in print and online at the National Imagery and Mapping Agency web site. Address as of 6/14/02: http://pollux.nss.nima.mil/untm/untmjoptions.html?classflag=N; current access is available via PURL.Accompanied by CD-ROM version in pocket <v.1, 2000>-v.5, 2002.Description based on: Oct. 1982, v. 1; title from cover.Imprint varies: Washington, D.C., 1977-1994; Bethesda, Md., 1995-2002.Vols. for 1997-2002 lack month chronological designation.Vols. for <1990>-2002 issued in 5 or more v.: v. 1-4. Charts -- v. <5>. Pubs; v. issued separately throughout the year.Mode of access: Internet.Vols. for 1977 and Mar. 1978, v. 2 were issued by: the Hydrographic Center; Mar. 1978, v. 1, and <Oct. 1982>-July 1994 by: the Hydrographic/Topographic Center; Sept. 1995 by: Defense Mapping Agency; 1996-2002 by: National Imagery and Mapping Agency.Continued by CD-ROM version.Contains corrections for charts published in: Notice to mariners