revised : January 2015

All Music Guide
http://www.allmusic.com

Artist Direct (UK)
http://artistdirect.com

Classical Net
http://www.classical.net

Harmony Central (Online Community for Musicians)
http://www.harmony-central.com

iTunes (Music store)
https://www.apple.com/itunes/

Médiathèque Ircam
http://www.mediatheque.ircam.fr/index-e.html

Music Opera (Operas and Concerts around the world)
http://www.music-opera.com/

Napster
http://www.napster.com

New Musica USA
http://library.newmusicusa.org/

Oxford Music Online (subscription)
http://www.oxfordmusiconline.com

Operabase
http://www.operabase.com

Philarmonie de Paris
http://www.philharmoniedeparis.fr/

Templeton Music Museum (American Music)
http://library.msstate.edu/templetonmuseum

Virgin Music Megastore
http://www.virginmegastore.me/Music.aspx