About.com's MP3 Site
The most informative place on the Internet for .mp3 audio files.

MP3 Basics
An easy step-by-step guide to playing .mp3 files.

Blind Lemon Jefferson MP3s
Public domain MP3s to download.

Bessie Smith MP3s
Small sized mp3s, all public domain.

Blues MP3's
Limited but cool selection sound files brought to you by Blues Review Magazine.

Fat Possum Records MP3s
R.L. Burnside and other artist are featured.

RollingStone.com
The magazines Web Site now offers MP3's. Browse the Blues.