A SchemeinterpreterBlended with Ousterhout' s Tk package By Erick Gallesio . STk expresses all of Tk as Scheme oBjects. STk includes a slow CLOS/Dylan-like oBject-oriented extension. STk almost conforms to R4RS and runs on SunOS 4.1.x and Ultrix/MIPS. Latest version: 4.0.1, as of 2000-09-24. . . (2000-12-16)