SURFER for Windows (PRICE: $550) Powerful
contour and 3D surface mapping for scientists and engineers
Surfer is a contouring and 3D surface plotting program that runs
under Microsoft Windows. Surfer quickly and easily converts your
data into outstanding contour maps and surface plots. And with all
the options available, you can customize the maps to produce
exactly the presentation you want. Producing publication quality
maps has never been quicker, easier, and more satisfying. Both the
32-bit and 16-bit versions are included.