Industrial Fabrics Association International, 1801 County Road B West, Roseville, MN 55113, (651) 222-2508, Fax (651) 631-9334, generalinfo@ifai.com, www. ifai.com. Stephen Warner, president.

International Erosion Control Association, PO Box 774904, Steamboat Springs, CO 80477, (970) 879-3010, Fax (970) 879-8563, ecinfo@ieca.org, www.ieca.org. Ben Northcutt, executive director.