Leo Ornstein (1893-2002): Composer, Pianist. All available scores for free download
http://www.poonhill.com
The Living Composers Project: A cross-referenced database of every living composer internationally.
http://www.composers21.com
Werner Icking Music Archive: Download free scores from hundreds of composers. Frederic Rzewski's music is available here.
http://icking-music-archive.org
amazon.com: When using this link to shop on Amazon, a portion of your purchase funds future recording projects. Thank you for your support.
http://amazon.com