Twin directories of 6.1-RELEASE:

[DIR]  ftp://ftp.uar.net/pub/FreeBSD/6.1-RELEASE/
[DIR]  ftp://ftp.mathematik.uni-marburg.de/pub/mirror/freebsd/releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.afps.chel.su/pub/FreeBSD/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/amd64/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/alpha/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/pc98/6.1-RELEASE/
[DIR]  ftp://ftp.csie.ncu.edu.tw/FreeBSD/releases/sparc64/6.1-RELEASE/
[DIR]  ftp://ftp.uvsq.fr/pub/FreeBSD/development/FreeBSD-CVS/projects/freebsd-update-server/patches/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/ia64/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/ia64/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/amd64/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/amd64/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/i386/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/alpha/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/amd64/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/i386/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/pc98/6.1-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/sparc64/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/alpha/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/amd64/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/pc98/6.1-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/pub/FreeBSD-Archive/old-releases/sparc64/6.1-RELEASE/
[DIR]  ftp://ftp.maxnet.ru/pub/mirrors/FreeBSD/releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/alpha/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/amd64/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/pc98/6.1-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/sparc64/6.1-RELEASE/
[DIR]  ftp://ftp13.freebsd.org/cvsup/ncvs/projects/freebsd-update-server/patches/6.1-RELEASE/
[DIR]  ftp://ftp.vsi.ru/pub/FreeBSD/releases/i386/6.1-RELEASE/
[DIR]  ftp://ftp5.jp.freebsd.org/pub/FreeBSD-PC98/dists/6.1-RELEASE/
[DIR]  ftp://ftp.nsu.ru/mirrors/ftp.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/projects/freebsd-update-server/patches/6.1-RELEASE/
[DIR]  ftp://ftp.lucky.net/pub/FreeBSD/development/FreeBSD-CVS/projects/freebsd-update-server/patches/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/alpha/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/alpha/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/pc98/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/pc98/6.1-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/sparc64/6.1-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/sparc64/6.1-RELEASE/
[DIR]  ftp://ftp9.freebsd.org/pub/FreeBSD/releases/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.cerias.purdue.edu/pub/os/FreeBSD/releases/ia64/6.1-RELEASE/
[DIR]  ftp://ftp.cerias.purdue.edu/pub/os/FreeBSD/releases/ia64/6.1-RELEASE/6.1-RELEASE/
[DIR]  ftp://infoserv.samara.net/FreeBSD/6.1-RELEASE/