Awesomely old (1993!). You need a browser that handles “fill-out forms” such as X-Mosaic 2.2+, MacWeb, or Netscape 0.9 beta or later. Very few updates since 1995.
Designed By: The Geometry Center
Source: NCSA What's New
Year Created: Late 1993
Year Updated: February 1997
Alas they are lost to time