[Discover] Public Domain 4U - Best in Public Domain MP3s http://www.publicdomain4u.com/ (audio free music publicdomain)
 [Discover] Musopen - Free Public Domain Classical Music http://www.musopen.com/ (classical audio free music)
 [Discover] Yotophoto | Find free photos... fast! http://yotophoto.com/ (free photos photo photography)
 [Discover] public domain sounds | free sound library http://www.pdsounds.org/ (audio sound sounds library)
 [Discover] Daily Kos :: Diaries http://nonpartisan.dailykos.com/ (publicdomain reference images free)
 [Discover] Epitonic.com (Free mp3 music) http://www.epitonic.com/ (music download review news)
 [Discover] IntoMusic (Free Music + mp3s) http://www.intomusic.co.uk/ (music touched home publicdomain)
 [Discover] Main Page - Gutenberg http://www.gutenberg.org/wiki/Main_Page (books gutenberg library free)
 [Discover] Internet Archive: Open Source Audio http://www.archive.org/details/opensource_audio (music audio opensource search)
 [Discover] Public Domain Music http://www.pdinfo.com/ (resources producer business podcast)
 [Discover] The Mutopia Project http://www.mutopiaproject.org/ (classical scores search library)
 [Discover] Geek to Live: 6 ways to find reusable media http://lifehacker.com/software/creative-commons/geek-to-live-6-ways-to-find-reusable-media-197538.ph ... (free photo photos media)
 [Discover] Public Domain - Choral http://www.cipoo.net/ (sheetmusic publicdomain musiced music)
 [Discover] Main Page - ChoralWiki http://www.cpdl.org/wiki/index.php/Main_Page (music choral free chorus)