Twin directories of libch:

[DIR]  ftp://ftp.3logic.net/.1/debian-archive/pool/main/libc/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_1.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/demos/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/lib/libch/
[DIR]3  ch-5.1.0_2.tbz/ch/demos/lib/libch/
[DIR]3  ch-util-0.1.4-20050724.tar.gz/ch/lib/libch/
[DIR]3  ch-util-0.1.4-20050724.tar.gz/ch/demos/lib/libch/
[DIR]  ftp://ftp.gnome.org/mirror/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.tu-chemnitz.de/.SAN0/pub/linux/debian/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.hosteurope.de/mirror/ftp.debian.org/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.debian.de/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.inf.tu-dresden.de/os/linux/dists/debian/debian-archive/pool/main/libc/libch/
[DIR]  ftp://130.239.18.173/mirror/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.nz.kernel.org/pub/debian-archive/pool/main/libc/libch/
[DIR]  ftp://130.239.18.137/mirror/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.debian.de/archive/debian/pool/main/libc/libch/
[DIR]  ftp://ftp2.nl.freebsd.org/debian-archive/pool/main/libc/libch/
[DIR]  ftp://ftp.nrc.ca/pub/systems/linux/debian.org/debian-archive/pool/main/libc/libch/
[DIR]  ftp://130.239.18.163/mirror/debian-archive/pool/main/libc/libch/
[DIR]  ftp://128.237.157.9/archive.debian.org/debian/pool/main/libc/libch/
[DIR]  ftp://128.237.157.9/pub/archive.debian.org/debian/pool/main/libc/libch/
[DIR]  ftp://ftp.inf.tu-dresden.de/os/linux/dists/debian/archive/debian/pool/main/libc/libch/