Choral Public Domain Library

Example listing:
http://www.google.com/Top/Regional/Nort ... er_Choirs/

About the Google Directory project:
http://www.google.com/dirhelp.html

how to add a listing:
http://www.dmoz.org/add.html

search for CPDL:
http://www.dmoz.org/search?q=cpdl
shows this category:
http://www.dmoz.org/Arts/Music/Resource ... ic_Domain/

Note to self:
SF area does not categorize choruses?
http://www.google.com/Top/Regional/Nort ... ent/Music/