World Headquarters Astro-Med Industrial Park 600 East Greenwich Avenue West Warwick, RI 02893 U.S.A. phone: 401-828-4000 . fax: 401-822-2430 toll-free: 1-877-472-7779 (U.S.A. & Canada only) e-mail: grass@astromed.com web-site: www.grasstechnologies.com