Twin directories of scm:

[DIR]  ftp://82.96.64.7/pub/software/scm/
[DIR]  ftp://ftp.linux.it/ubuntu/pool/universe/s/scm/
[DIR]  ftp://ftp.linux.it/debian/pool/main/s/scm/
[DIR]  ftp://ftp.cesca.es/mirror/debian/pool/main/s/scm/
[DIR]  ftp://ftp.uni-frankfurt.de/pub/Mirrors3/debian.org/debian/pool/main/s/scm/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/CursoXML/programas/axis-1_4/samples/ws-i/scm/source/java/implemented/org/apache/axis/wsi/scm/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/CursoXML/programas/axis-1_4/samples/ws-i/scm/
[DIR]  ftp://ftp.uni-magdeburg.de/pub/mirror/linux/debian/pool/main/s/scm/
[DIR]  ftp://ftp.cirr.com/pub/NetBSD/packages/i386/scm/
[DIR]  ftp://debian.lcs.mit.edu/pub/software/scm/
[DIR]  ftp://debian.lcs.mit.edu/debian/pool/main/s/scm/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ubuntu/pool/universe/s/scm/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/software/scm/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ftp.kernel.org/pub/scm/
[DIR]  ftp://ftp.kfki.hu/pub/linux/debian/pool/main/s/scm/
[DIR]  ftp://ftp.internat.freebsd.org/pub/FreeBSD/ports/lang/scm/
[DIR]  ftp://ftp.datacomm.ch/pub/mirror/ftp.kernel.org/software/scm/
[DIR]  ftp://ftp.skynet.be/mirror1/debian.org/pool/main/s/scm/
[DIR]  ftp://ftp.kreonet.re.kr/software/scm/
[DIR]  ftp://ftp.kreonet.re.kr/languages/scheme/mit/scm/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/www/savannah-checkouts/non-gnu/scm/
[DIR]  ftp://ftp.swiss.ai.mit.edu/pub/scm/
[DIR]  ftp://ftp.prz.rzeszow.pl/pub/gentoo/portage/dev-scheme/scm/
[DIR]  ftp://ftp.prz.rzeszow.pl/pub/debian/pool/main/s/scm/
[DIR]  ftp://ftp.3logic.net/.1/debian/pool/main/s/scm/
[DIR]  ftp://ftp.uic.nnov.ru/pub/Linux/Debian/debian/pool/main/s/scm/
[DIR]  ftp://ftp.uic.nnov.ru/pub/Linux/Debian/debian-amd64/pool/main/s/scm/
[DIR]  ftp://ftp.wustl.edu/pub/linux/distributions/debian/pool/main/s/scm/
[DIR]  ftp://129.21.60.34/pub/software/scm/
[DIR]  ftp://ftp.nz.debian.org/ubuntu/pool/universe/s/scm/
[DIR]  ftp://ftp.nz.debian.org/debian/pool/main/s/scm/
[DIR]  ftp://ftp.nz.debian.org/gentoo-x86-portage/dev-scheme/scm/
[DIR]  ftp://ftp.uni-stuttgart.de/pub/mirror/ftp.de.debian.org/debian/pool/main/s/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/linux/ubuntu/pool/universe/s/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/QNX/i386/6.4.0_head_20081005/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/linux/debian-mirror/debian/pool/main/s/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-src/pkgsrc/lang/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/ports/lang/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/SunOS/i386/5.11_head/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2009Q1/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/5.0_2008Q4/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.99.x/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2008Q2/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/i386/5.0-current/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2008Q3/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2008Q4/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2008Q1/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/2.1_2007Q4/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/4.0_2007Q4/scm/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/packages/current-packages/NetBSD/x86_64/2.1_2007Q3/scm/