What is your question, exactly?
I used quake textures once, you can see the result here:
<!-- l --><a class="postlink-local" href="http://vavoom-engine.com/forums/viewtopic.php?p=6096#p6096">viewtopic.php?p=6096#p6096</a><!-- l -->
Simply get them from quake pak and either save as pngs or put into wad with palette convertion for your game.
Don't know about models though.