Thanks for your service for the last 28 years! Project Manager Hazen Research, Inc.
Your products are very beneficial for my research and education tools.
Thanks very much for your wonderful products I have used for all these many years...(I started over 25 years ago when I was at the Univ. of Idaho; I had one of the early copies of Surfer, etc.) Ph.D. Retired Professor of Geography
Central Washington University