Some v. distributed to depository libraries in microfiche.
Some issues also available via Internet from the NSF web site. Address as of 11/22/06: http://www.nsf.gov/od/opp/arctic/arctrsch/start.jsp ; current access is available via PURL.
Microfiche Supt. of Docs., U.S.G.P.O.
Arctic research of the United States (Online)