Reference

http://www.linuxprinting.org/ Browse here for specific drivers and information about USB and other types of printers.

http://www.hp.com/wwsolutions/linux/products/printing_imaging/index.html Short, but definitive information from HP regarding printing product support under Linux.

http://www.linuxdoc.org/HOWTO/Printing-HOWTO/ Grant Taylor's Printing HOWTO, with information on using various print services under Linux.

http://www.cups.org/ A comprehensive repository of CUPS software, including versions for Red Hat Linux.

http://www.pwg.org/ipp/ Home page for the Internet Printing Protocol standards.

http://www.linuxprinting.org/cups-doc.html Information about the Common Unix Printing System (CUPS).

http://www.cs.wisc.edu/~ghost/ Home page for the Ghostscript interpreter.