Matt Welsh has released a new version of his Installation and Getting Started guide, version 2.1.1. Also, the Linux Documentation Project (the LDP) has put out several other books in various states of completion, and these are available at sunsite.unc.edu:/pub/Linux/docs/LDP. Stay tuned to comp.os.linux.announce.
At least the following anonymous ftp sites carry Linux.
Textual name Numeric address Linux directory
============================= =============== ===============
tsx-11.mit.edu 18.172.1.2 /pub/linux
sunsite.unc.edu 152.2.22.81 /pub/Linux
ftp.funet.fi 128.214.248.6 /pub/OS/Linux
net.tamu.edu 128.194.177.1 /pub/linux
ftp.mcc.ac.uk 130.88.203.12 /pub/linux
src.doc.ic.ac.uk 146.169.2.1 /packages/linux
fgb1.fgb.mw.tu-muenchen.de 129.187.200.1 /pub/linux
ftp.informatik.tu-muenchen.de 131.159.0.110 /pub/comp/os/linux
ftp.dfv.rwth-aachen.de 137.226.4.111 /pub/linux
ftp.informatik.rwth-aachen.de 137.226.225.3 /pub/Linux
ftp.Germany.EU.net 192.76.144.75 /pub/os/Linux
ftp.ibp.fr 132.227.60.2 /pub/linux
kirk.bond.edu.au 131.244.1.1 /pub/OS/Linux
ftp.uu.net 137.39.1.9 /systems/unix/linux
wuarchive.wustl.edu 128.252.135.4 mirrors/linux
ftp.win.tue.nl 131.155.70.100 /pub/linux
ftp.stack.urc.tue.nl 131.155.2.71 /pub/linux
srawgw.sra.co.jp 133.137.4.3 /pub/os/linux
cair.kaist.ac.kr /pub/Linux
ftp.denet.dk 129.142.6.74 /pub/OS/linux
NCTUCCCA.edu.tw 140.111.1.10 /Operating-Systems/Linux
nic.switch.ch 130.59.1.40 /mirror/linux
monu1.monash.edu.au 130.194.1.101 /pub/linux
cnuce_arch.cnr.it 131.114.1.10 /pub/Linux
tsx-11.mit.edu and fgb1.fgb.mw.tu-muenchen.de are the official sites for Linux' GCC. Some sites mirror other sites. Please use the site closest (network-wise) to you whenever possible.
At least sunsite.unc.edu and ftp.informatik.tu-muenchen.de offer ftpmail services. Mail ftpmail@sunsite.unc.edu or ftp@informatik.tu-muenchen.de for help.
If you are lost, try looking at sunsite.unc.edu:/pub/Linux/distributions/, where several distributions are offered. Slackware is well-tested, being one of the most popular Linux distributions. Red Hat and Debian are also gaining in popularity.
There are many BBS's that have Linux files. A list of them is occasionally posted to comp.os.linux.announce. Ask friends and user groups, or order one of the commmercial distributions. A list of these is contained in the Linux distribution HOWTO, available as sunsite.unc.edu:/pub/Linux/docs/HOWTO/distribution-HOWTO, and posted regularily to the comp.os.linux.announce newsgroup.