Twin directories of X11R6.1:

[DIR]  ftp://ftp.x.org/pub/X11R6.1/
[DIR]  ftp://ftp.cc.ic.ac.uk/pub/packages/X11R6.1/
[DIR]  ftp://ftp.fhg.de/archive/gmd/div/packages/X11R6.1/
[DIR]3  AfterStep-1.4-2.i386.rpm/X11R6.1/
[DIR]3  ImageMagick-3.8.1.tar.gz/X11R6.1/
[DIR]3  X11R6.1-75dpi-fonts-pl1-20.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1-Sun24-pl1-20.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1-SunMono-pl1-20.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1-devel-pl1-23.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1-libs-pl1-20.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1-libs-pl1-23.sparc.rpm/usr/X11R6.1/
[DIR]3  X11R6.1.tar.gz/usr/X11R6.1/
[DIR]3  X11R6.3.tar.gz/X11R6.1/X11R6.1/
[DIR]3  X11R6.3.tar.gz/X11R6.1/
[DIR]3  asedit-1.3.2.tar.gz/X11R6.1/
[DIR]  ftp://ftp.kr.freebsd.org/pub/xorg/X11R6.1/
[DIR]  ftp://ftp.informatik.uni-stuttgart.de/pub/X11/X11R6.1/
[DIR]  ftp://ftp.gts.cz/.2/x11/pub/X11R6.1/
[DIR]  ftp://ftp.cs.cuhk.hk/mirror/ubuntu/pool/universe/p/pyscard/X11R6.1/
[DIR]  ftp://ftp.csie.nctu.edu.tw/pub/X11/pub/X11R6.1/
[DIR]  ftp://204.152.191.39/oldlinux/Linux.old/ftp-archives/tsx-11.mit.edu/1996-10-07/680x0/X11R6.1/
[DIR]3  fvwm-1.24r.tar.gz/X11R6.1/
[DIR]3  fvwm-2.0.42.tar.gz/X11R6.1/
[DIR]3  fvwm95-2.0.41f.tar.gz/X11R6.1/
[DIR]3  kterm-6.2.0.tgz/X11R6.1/
[DIR]3  moxftp_2.2.orig.tar.gz/X11R6.1/
[DIR]3  olvwm4-truecolor.tar.gz/X11R6.1/
[DIR]  ftp://ftp.uni-siegen.de/pub/x11/x.org/pub/X11R6.1/
[DIR]  ftp://ftp.gwdg.de/pub/x11/x.org/pub/X11R6.1/
[DIR]  ftp://ftp.funet.fi/.m/mirrors1/no-longer-updating/ftp.uni-regensburg.de/pub/NetBSD-Amiga/contrib/X11/X11R6.1/
[DIR]  ftp://ftp.uvsq.fr/pub/X11/x.org/pub/X11R6.1/
[DIR]3  xfig.3.2.1.tar.gz/X11R6.1/
[DIR]3  xpaint-2.4.8.tar.gz/X11R6.1/
[DIR]3  xpaint-2.4.9-10.i386.rpm/X11R6.1/
[DIR]3  xpm-3.4k-2.i386.rpm/X11R6.1/
[DIR]  ftp://ftp5.freebsd.org/pub/X/pub/X11R6.1/
[DIR]  ftp://204.152.191.7/oldlinux/Linux.old/ftp-archives/tsx-11.mit.edu/1996-10-07/680x0/X11R6.1/
[DIR]  ftp://199.6.1.174/oldlinux/Linux.old/ftp-archives/tsx-11.mit.edu/1996-10-07/680x0/X11R6.1/
[DIR]  ftp://130.239.17.6/oldlinux/Linux.old/ftp-archives/tsx-11.mit.edu/1996-10-07/680x0/X11R6.1/
[DIR]  ftp://194.67.80.52/.2/x.org/pub/X11R6.1/
[DIR]  ftp://192.87.102.42/vol/2/x11/X11R6.1/
[DIR]  ftp://192.87.102.43/vol/2/x11/X11R6.1/
[DIR]  ftp://ftp.cica.es/mirrors/X/pub/X11R6.1/
[DIR]  ftp://ftp.sra.co.jp/.a/pub/x11/X11R6.1/
[DIR]  ftp://213.24.208.27/.2/x.org/pub/X11R6.1/
[DIR]  ftp://ftp.cc.ic.ac.uk/pub/documents/packages/X11R6.1/
[DIR]  ftp://simonpic/pub1/X/X11R6.1/
[DIR]  ftp://simonpic/pub1/X/X/X11R6.1/
[DIR]  ftp://ftp.cs.cuhk.hk/pub/back2roots/cds/fred_fish/freshfish_vol09_9504_cd1/useful/dev/c/rkrm/intuition/mouse_keyboard/X11R6.1/
[DIR]  ftp://ftp.sh.cvut.cz/storage/0/xorg/X11R6.1/