ftp://ftp.inf.utfsm.cl/pub/sgi/oss/kdb/download/old/  direct

[DIR]v3.0/  direct  144 twin directories
[DIR]v2.5/  direct  4294+ twin directories
[DIR]v2.4/  direct  5549+ twin directories
[DIR]v2.3/  direct  1738+ twin directories
[DIR]v2.2/  direct  2530+ twin directories
[DIR]v2.1/  direct  899+ twin directories
[DIR]v2.0/  direct  1235+ twin directories
[DIR]lkcd/  direct  65 twin directories
[DIR]ix86/  direct  1010+ twin directories
[DIR]ia64/  direct  32506+ twin directories