Twin directories of specs:

[DIR]  ftp://ftp.eenet.ee/arhiiv/samba/specs/
[DIR]  ftp://ftp.x.org/contrib/docs/motif_quick_ref/specs/
[DIR]  ftp://15.201.72.13/ftp2/pub/alphaserver/archive/specs/
[DIR]  ftp://ftp.dot.state.tx.us/pub/txdot-info/mat/specs/
[DIR]  ftp://ftp.dot.state.tx.us/pub/txdot-info/cmd/cserve/specs/
[DIR]  ftp://ftp.dot.state.tx.us/pub/txdot-info/des/specs/
[DIR]  ftp://ftp.kreonet.re.kr/tools/network/samba/specs/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/www/savannah-checkouts/non-gnu/jari/specs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/xsrc/xfree/xc/doc/specs/
[DIR]  ftp://ftp.cs.kuleuven.be/pub/Ada-Belgium/mirrors/pal/ajpo/tools/bindings/POSIX/ada83/specs/
[DIR]  ftp://ftp.wu-wien.ac.at/pub/src/X11R6.3/xc/doc/specs/
[DIR]  ftp://ftp.uni-rostock.de/pub/tools/samba/specs/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/eclipse/tools/cdt/docs/specs/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
[DIR]  ftp://gnjilux.cc.fer.hr/pub/msdos/programming/specs/
[DIR]  ftp://ftp.ut.ee/pub/unix/networking/samba/specs/
[DIR]  ftp://ftp.lanet.lv/pub/mirror/x2ftp/msdos/programming/specs/
[DIR]  ftp://ftp.sztaki.hu/pub/X11/X11R6.6/xc/doc/specs/
[DIR]  ftp://ftp.linux.org.uk/pub/gphoto/historic/specs/
[DIR]  ftp://194.117.24.2/pub/net/samba/specs/
[DIR]  ftp://194.117.24.2/pub/util/.+eclipse/tools/cdt/docs/specs/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-current/xsrc/xfree/xc/doc/specs/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
[DIR]  ftp://ftp.realitydiluted.com/Documents/DTCP/specs/
[DIR]  ftp://ftp.ps.pl/dsk0/www.eclipse.org/tools/cdt/docs/specs/
[DIR]  ftp://ftp.ps.pl/dsk0/www.eclipse.org/rt/swordfish/maven2/org/apache/geronimo/specs/specs/
[DIR]  ftp://ftp.ps.pl/dsk0/www.eclipse.org/rt/swordfish/maven2/org/apache/geronimo/specs/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/NetBSD-current/xsrc/xfree/xc/doc/specs/
pkg://CVS+Linux-PAM-0.66.tar.gz:459919/pam/Linux-PAM/doc/  downloads[DIR]3  CVS+Linux-PAM-0.66.tar.gz/pam/Linux-PAM/doc/specs/
pkg://CVS+SimplePAMApps-0.59.tar.bz2:102916/pam/Linux-PAM/doc/  downloads[DIR]3  CVS+SimplePAMApps-0.59.tar.bz2/pam/Linux-PAM/doc/specs/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
[DIR]  ftp://ftp.dc.aleron.net/pub/FreeBSD/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
pkg://DSL-HOWTO-html.tar.gz:81527/xc/doc/  downloads[DIR]3  DSL-HOWTO-html.tar.gz/xc/doc/specs/
[DIR]  ftp://15.192.45.22/ftp1/pub/alphaserver/archive/specs/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror3/X11/Eclipse/tools/cdt/docs/specs/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD/development/FreeBSD-CVS/src/contrib/libpam/doc/specs/
pkg://Language-Homespring-0.04.tar.gz:7608/Language-Haskell-0.01/hugs98-Nov2003/fptools/libraries/OpenGL/  downloads[DIR]3  Language-Homespring-0.04.tar.gz/Language-Haskell-0.01/hugs98-Nov2003/fptools/libraries/OpenGL/specs/
pkg://Linux-PAM-0.55.tar.gz:310157/Linux-PAM-0.55/doc/  downloads[DIR]3  Linux-PAM-0.55.tar.gz/Linux-PAM-0.55/doc/specs/
pkg://Linux-PAM-0.56.tar.bz2:232523/Linux-PAM-0.55/doc/  downloads[DIR]3  Linux-PAM-0.56.tar.bz2/Linux-PAM-0.55/doc/specs/
pkg://Linux-PAM-0.57.tar.bz2:210880/Linux-PAM-0.56/doc/  downloads[DIR]3  Linux-PAM-0.57.tar.bz2/Linux-PAM-0.56/doc/specs/
pkg://Linux-PAM-0.57.tar.gz:281158/Linux-PAM-0.57/doc/  downloads[DIR]3  Linux-PAM-0.57.tar.gz/Linux-PAM-0.57/doc/specs/
pkg://Linux-PAM-0.57b.tar.bz2:211480/Linux-PAM-0.57/doc/  downloads[DIR]3  Linux-PAM-0.57b.tar.bz2/Linux-PAM-0.57/doc/specs/
pkg://Linux-PAM-0.59.tar.bz2:234306/Linux-PAM-0.57/doc/  downloads[DIR]3  Linux-PAM-0.59.tar.bz2/Linux-PAM-0.57/doc/specs/
pkg://Linux-PAM-0.61.tar.bz2:237189/Linux-PAM-0.59/doc/  downloads[DIR]3  Linux-PAM-0.61.tar.bz2/Linux-PAM-0.59/doc/specs/
pkg://Linux-PAM-0.62.tar.bz2:237755/Linux-PAM-0.61/doc/  downloads[DIR]3  Linux-PAM-0.62.tar.bz2/Linux-PAM-0.61/doc/specs/
pkg://Linux-PAM-0.63.tar.bz2:278474/Linux-PAM-0.62/doc/  downloads[DIR]3  Linux-PAM-0.63.tar.bz2/Linux-PAM-0.62/doc/specs/
pkg://Linux-PAM-0.64.tar.bz2:279835/Linux-PAM-0.63/doc/  downloads[DIR]3  Linux-PAM-0.64.tar.bz2/Linux-PAM-0.63/doc/specs/
pkg://Linux-PAM-0.65.tar.bz2:286213/Linux-PAM-0.64/doc/  downloads[DIR]3  Linux-PAM-0.65.tar.bz2/Linux-PAM-0.64/doc/specs/
pkg://Linux-PAM-0.66.tar.bz2:282416/Linux-PAM-0.65/doc/  downloads[DIR]3  Linux-PAM-0.66.tar.bz2/Linux-PAM-0.65/doc/specs/