DRAWFN3D.ZIP  Display 3D parametric surfaces, part of IRIT 
DRAWFN3S.ZIP  Turbo C ver 2.0 sources for DRAWFN3D 
DRAWFUNC.ZIP  Display 2D parametric functions, part of IRIT 
DRAWFUNS.ZIP  Turbo C ver 2.0 sources for DRAWFUNC 
INTRLIB1.ZIP  IRIT Interaction library 1.0. BC++, DJGPP 
IRIT386E.ZIP  IRIT 3.0 EXEs for 386/486 using DJGPP 1.05 
IRITSM3E.ZIP  IRIT 3.0 executables using BC++ 3.0 
IRITSM3S.ZIP  IRIT 3.0 solid modeler src for BC++/DJGPP/Unix