Freely accessible digital downloads of scores and critical commentaries from the Carl Nielsen Edition. Web site includes a link to a list of errata, and an index to the songs.

• Volume I
• Volume II
• Volume IV

Contains classical scores from both in-copyright and public domain editions. The major composers output is represented, as well as many lesser known composers and works. Content in the database includes in-copyright material from Boosey and Hawkes and selected material from the University Music Editions microfilm series. The collection includes works spanning time periods from the Renaissance to the 21st century. Coverage of score types is comprehensive, with full scores, study scores, piano and vocal scores, and piano reductions.

Chopin Early Editions consists of digitized images of all the music in the University of Chicago Library's Chopin collection. Users can search or browse Chopin early editions via a variety of data points, including titles, genres, and plate numbers. The Chopin collection at the University of Chicago Library consists of over 400 first and early printed editions of musical compositions by Frédéric Chopin. The collection, maintained in the Special Collections Research Center, includes first editions of individual works, non-first editions of individual works, and collective editions published before 1881. The site is linked to the Chopin collection register which is updated continuously by listing new acquisitions.

• v.1.Bd.I & III.- v.2.Bd.II.- v.3.Bd.IV & VIII.- v.4.Bd.V-VII.- v.5.Bd.IX:1-2.- v.6.Bd.IX:3-4 & XII.- v.7.Bd.XI:3-4 & X.- v.8.Bd.XI:1-2.- v.9.Bd.XIII:1.- v.10.XIII:2-3.- v.11.XIV:1.- v.12.XIV:2.- v.13.XIV:3-5.- v.14.Bd.XV:1.- v.15.Bd.XV:2.- v.16.Bd.XV:3.- v.17.XV:4.- v.18.Bd.XV:5.- v.19.Bd.XV:6-7, 10-11.- v.20.Bd.XV:8.- v.21.Bd.XV:9.- v.22.Bd.XVI-XVIII.- v.23.Bd.XIX.

• Ser.
• 1. Symphonien.--Ser.
• 2. Ouverturen.--Ser.
• 3. Concerte u. Concertstücke.--Ser.
• 4. Für Streichinstrumente.--Ser.
• 5. Für Pianoforte und andere Instrumente.--Ser.
• 6. Für
• 1 oder
• 2 Pianoforte, zu
• 4 Händen.--Ser.
• 7. Für Pianoforte zu
• 2 Händen.--Ser.
• 8. Fugen über den Namen Bach für Orgel.--Ser.
• 9. Grössere Gesangwerke mit Orchester oder mechreren Instrumenten.--Ser.
• 10. Mehrstimmige Gesangwerke mit Pianoforte.--Ser.
• 11. Für Männerchor.--Ser.
• 12. Für Sopran, Alt, Tenor, u. Bass.--Ser.
• 13. Für eine Singstimme, mit Begleitung des Pianfortes.--Ser.
• 14. Supplement.