A selection of works owned by PIVA, categorized according to the Zeyringer model, that are in the public domain, with some links to the scores.
Maurice Riley's "History of the Viola" now available on Internet Archive, thanks to the generosity of his family, who donated the rights to PIVA.
Items from the PIVA collection digitized and available in Internet Archive.
Scores featuring the viola available on Internet Archive.
IMSLP category: For Viola.
From the Sibley Music Library, Rochester, NY music for viola that has been digitized.