Description
Item Description:Cover title.
Physical Description:30 pages : illustrations (some color), maps (some color) ; 28 cm.
Also available via Internet from Forest Service web site. Address as of 7/5/05: http://www.fs.fed.us/pnw/pubs/pnw%5Fgtr633.pdf; current access available via PURL.
Bibliography:Includes bibliographical references (pages 28-29).