Lyrics & Tabs
Bob Dylan Lyrics
This site contains lyrics for just about every song Dylan has ever released!
Bob Dylan Tabs
A pretty comprehensive resource for folks trying to learn the chords to Bob Dylan's entire repertoire
Tabs to Songs by Women
Includes chords and tabs for songs by Mary Chapin Carpenter, Nanci Griffith, Indigo Girls, Mary Karlzen, Christine Lavin, Kim Richey, Suzanne Vega, Lucinda Williams, Kelly Willis, and many, many, more.
Woody Guthrie Lyrics
Doesn't cover nearly all of Woody's tunes, but has quite a few of them
Traditional Folk Tabs
A fairly extensive list of Bluegrass and Folk songs from traditional American tunes to some by Bob Dylan and Paul Simon
Ron's Folk Chords
I'm not sure who Ron is, but his site is a great resource for lyrics and tabs for songs by contemporary singer/songwriters - including Richard Shindell, Gillian Welch, Patty Griffin, Kris Delmhorst, Dar Williams, and others.
A great place to start for a pretty long list of traditional Bluegrass lyrics & tabs