Free Scores on the Web French directory site where you can find free scores for piano, saxophone, violin, accordion, guitar, orchestra/band, voice/choral.
CO-OP PRESS Featuring the music of Sy Brandon -- Stuff for sale, but also a nice selection of pieces (in five different grade levels of difficultry ranging from elementary to professional) for MANY different instruments and genres. (Really, too many to list)
AnyScore Purchase the score you're looking for -- plus offers free downloads!
Edward Hines Music "The art music of composer and former Fulbright scholar Edward J. Hines is written for a range of ages, performing abilities and covers a variety of styles." This group of offerings features a series of works based on the ancient modes of Turkish folk and clasical music. Very interesting stuff.
Danman's Music Library Lots of things -- Popular Songs Library, Popular Midi Library, Children's Songs Library, and a Classical Songs Library.
Daniel Laberge Music "Free music accompaniments here on the Internet for woodwind, brass and stringed instruments. These are taken from our collection of accompaniments on CD. Each piece comes with the sheet music for the solo instrument including recorder, flute, oboe, clarinet, bassoon, soprano, alto and tenor saxophone, trumpet, French horn, trombone, baritone, tuba, violin, viola, cello and double-bass. Background tracks, karaoke style."
Tony K.T. Leung A Canadian composer's page. Tony offers a handful of original pieces -- for flute, cello, soprano, and a saxaphone quartet in PDF format.
JACKS, PIPES & HAMMERS Music of the 17th & 18th Centuries in Facsimile (a goodly selection of English music) for Various Instruments ``and a fine service for all your early music publications. Free samples.
Jaymar Instrumental Catalog Many scores for sale -- BUT, you can view much of the score (and quite often the entire score)! Pieces for woodwinds, brass, sax, strings, harp, and piano.
Spindrift Music Music by Pamela J. Marshall ... in pdf format! ``Keyboards, brass, strings, orchestra, etc.
19th Century California Sheet Music A virtual library of some 2,000 pieces of sheet music published in California between 1852 and 1900, together with related materials such as a San Francisco publisher's catalog of 1872, programs, songsheets, advertisements, and photographs.
African-American Sheet Music 1850-1920 This collection consists of 1,305 pieces of African-American sheet music dating from 1850 through 1920. The collection includes many songs from the heyday of antebellum black face minstrelsy in the 1850s and from the abolitionist movement of the same period. Numerous titles are associated with the novel and the play Uncle Tom's Cabin. Civil War period music includes songs about African-American soldiers and the plight of the newly emancipated slave.
My Sheet Music Lots of stuff you can buy, but they also have some free downloadable sheet music. If you do see things you might want to buy, they offer free sample pages.
Sheet Music Online Has free downloads for different styles (jazz, fiddle, Christmas, classical, etc)
The Lester S. Levy Collection "The Lester S. Levy Collection of Sheet Music is part of Special Collections at the Milton S. Eisenhower Library of The Johns Hopkins University. It contains over 29,000 pieces of music and focuses on popular American music spanning the period 1780 to 1960. "
Maestronet Maestronet Home - Downloadable sheet music (Acrobat, some free) and rare string instruments. Also has some nice discussion groups.