Information about copyright law and free sheet music

Vast resource of Free downloadable sheet music- ‘Sharing the world’s public domain music’.
IMSLP stands for International Music Score Library Project. It has over 90,000 scores
The Petrucci Music Library IMSLP.

From Terence Charlston, one of the UK’s leading early keyboard players
A small number of keyboard pieces available as PDF files for free download

Jacques Duphly; Pièces de Clavecin, Books 1, 2, 3 and 4 downloadable in modern notation,
together with information about the music & the composer.­

Antonio Soler- downloadable sheet music of 120 Keyboard Sonatas,  the Fandango and 4
Concertos for 2 keyboards.

The Mutopia Project: Free sheet music for everyone. Music is supplied as PDF files for easy printing on either A4 or US Letter paper. The LilyPond source files are also available.