Twin directories of kernel:

[DIR]  ftp://ftp.keystealth.org/pub/gnu/tmp/linux-libre-fsf2_2.6.28/linux-2.6.28/kernel/
[DIR]  ftp://ftp.uni-leipzig.de/pub/linux/pub/comp/os/linux/680x0/kernel/
[DIR]  ftp://ftp.uni-leipzig.de/pub/linux/pub/comp/os/linux/sunsite/docs/kernel/
[DIR]  ftp://ftp.uni-leipzig.de/pub/linux/pub/comp/os/linux/sunsite/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/mirror/sunsite.unc.edu/pub/Linux/docs/old/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004-cd/strona_www_SO/PUBLIC-SO/2003-04/10_proc+syscall/proc/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004-cd/strona_www_SO/PUBLIC-SO/2004-05/10_proc+syscall/proc/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004-cd/strona_www_SO/Projekt03-04/temat2-g3/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004-cd/strona_www_SO/Linux/Kod/arch/i386/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004-cd/strona_www_SO/Linux/Kod/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004/strona_www_SO/Linux/Kod/arch/i386/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/materialy-plytka-SO-2004/strona_www_SO/Linux/Kod/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/materialy-plytka-SO-2005/strona_www_SO/Projekt03-04/temat2-g3/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/old/Projekt03-04/temat2-g3/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/materialy-plytka-SO-2005/strona_www_SO/PUBLIC-SO/2005-06/10_proc+syscall/proc/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/materialy-plytka-SO-2005/strona_www_SO/Linux/Kod/arch/i386/kernel/
[DIR]  ftp://ftp.mimuw.edu.pl/People/sebek/3060/materialy-plytka-SO-2005/strona_www_SO/Linux/Kod/kernel/
[DIR]  ftp://ftp.kemsu.ru/4/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/utils/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/mbligh/andrew/tio.2.6.2-adp-8p-ext2-1024-1024-block.04-02-17_16.08.27/proc/sys/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/mbligh/andrew/tio.2.6.0-8p-ext2-1024-1024-block.04-02-17_17.34.00/proc/sys/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/mbligh/andrew/tio.2.6.2-8p-ext2-1024-1024-block.04-02-17_12.30.37/proc/sys/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/mips64/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/parisc/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/ppc/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/s390/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/s390x/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/sh/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/sparc/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/sparc64/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/alpha/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/arm/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/cris/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/i386/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/ia64/sn/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/ia64/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/m68k/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/kernel/people/marcelo/linux-2.4/arch/mips/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/daemons/autofs/testing-v4/kernel/
[DIR]  ftp://82.96.64.7/pub/linux/devel/binutils/hugepage/kernel/
[DIR]  ftp://ftp.dit.upm.es/linux/mirrors/ftp.kernel.org/pub/linux/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS/solaris_32/SUNWebsd/reloc/usr/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS/solaris_64/116832-03/SUNWebsd/reloc/usr/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS/solaris_64/SUNWebsd/reloc/usr/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS7.2_hotfix/Solaris/116831-02/SUNWebsd/reloc/usr/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS7.2_hotfix/Solaris/116832-02/SUNWebsd/reloc/usr/kernel/
[DIR]  ftp://ftp.unb.ca/pub/EBS7.2_hotfix/Solaris/LGTOdrvr/reloc/usr/kernel/
[DIR]  ftp://ftp.novell.com/partners/oracle/sles-7/kernel/