Twin directories of Unix:

[DIR]  ftp://ftp.kemsu.ru/pub/Software/Unix/
[DIR]  ftp://ftp.sonycsl.co.jp/mirror/butler.sidewinder.com/Portables/MSDOS/Unix/
[DIR]  ftp://ftp.eenet.ee/pub/cpan/modules/by-module/Unix/
[DIR]  ftp://ftp.eenet.ee/pub/cpan/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.eutelia.it/pub2/CPAN_Mirror/modules/by-module/Unix/
[DIR]  ftp://ftp.eutelia.it/pub2/CPAN_Mirror/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.saintjoe.edu/pub/CPAN/modules/by-module/Unix/
[DIR]  ftp://ftp.saintjoe.edu/pub/CPAN/modules/by-category/99_Not_In_Modulelist/Unix/
[DIR]  ftp://ftp.saintjoe.edu/pub/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/tex-archive/systems/chitex/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs333/Assignments/separate_hangman/bin/Unix/
[DIR]  ftp://ftp.kfki.hu/pub/packages/perl/CPAN/modules/by-module/Unix/
[DIR]  ftp://ftp.kfki.hu/pub/packages/perl/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://62.128.1.71/pub/CPAN/modules/by-module/Unix/
[DIR]  ftp://62.128.1.71/pub/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.infobro.com/Security/Unix/
[DIR]  ftp://ftp.webcrossing.com/pub/WebCrossing/Unix/
[DIR]  ftp://ftp.rdc.cl/pub/Unix/
[DIR]  ftp://ftp.rdc.cl/pub/Unix/Linux/Perl/CPAN/modules/by-module/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/majors/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/spong/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/sudoku/bin/Unix/
[DIR]  ftp://ftp.rdc.cl/pub/Unix/Linux/Perl/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/violins/bin/Unix/
[DIR]  ftp://ftp.freechess.org/pub/chess/Unix/
[DIR]  ftp://ftp.sanet.ru/Unix/
[DIR]  ftp://ftp.kreonet.re.kr/tools/graphics/povray/Official/Unix/
[DIR]  ftp://ftp.kreonet.re.kr/CTAN/systems/chitex/Unix/
[DIR]  ftp://ftp.kreonet.re.kr/languages/CPAN/modules/by-module/Unix/
[DIR]  ftp://ftp.kreonet.re.kr/languages/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs330/Assignments/projects/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/avgtiming/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/cs361set/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/orderings/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/stdsorting/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/polynomial/bin/Unix/
[DIR]  ftp://ftp.fvwm.org/pub/sanders/Math6378-sp05/Documents/Unix/
[DIR]  ftp://ftp.fvwm.org/pub/sanders/Math6378-sp07/Documents/Unix/
[DIR]  ftp://ftp.fvwm.org/pub/sanders/Math6378-sp08/Documents/Unix/
[DIR]  ftp://ftp.ur.ru/Unix/
[DIR]  ftp://ftp.uni-hannover.de/pub/local/misc/fax/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/balance/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/farewell/bin/Unix/
[DIR]  ftp://ftp.cs.odu.edu/pub/zeil/cs361/Assignments/makemake/bin/Unix/
[DIR]  ftp://ftp.port80.se/pub/CPAN/modules/by-module/Unix/
[DIR]  ftp://ftp.port80.se/pub/CPAN/modules/by-category/04_Operating_System_Interfaces/Unix/
[DIR]  ftp://ftp.informatik.uni-oldenburg.de/pub/pov-ray/Official-3.0/Unix/
[DIR]  ftp://ftp.micro.umn.edu/pub/gopher/Unix/GopherTools/boombox-mirror/Unix/
[DIR]  ftp://ftp.micro.umn.edu/pub/gopher/Unix/
[DIR]  ftp://ftp.wu-wien.ac.at/pub/www/NCSA/Mosaic/Unix/