Universitätsbibliothek Leipzig., & Apel Nikolaus, -. (1504). [Collection containing 8 Masses, 2 Kyries, 1 Credo fragment, 1 Agnus, 8 Mass Proper sections, 3 Magnificats, 1 Te Deum, 5 psalms, 47 office hymns, 4 processional hymns, 46 motets, 2 responses, 5 German sacred pieces, 2 motet-chansons, 5 German secular pieces, 2 Italian secular pieces, 21 textless pieces.

Universitätsbibliothek Leipzig., and -1537 Apel Nikolaus. [Collection Containing 8 Masses, 2 Kyries, 1 Credo Fragment, 1 Agnus, 8 Mass Proper Sections, 3 Magnificats, 1 Te Deum, 5 Psalms, 47 Office Hymns, 4 Processional Hymns, 46 Motets, 2 Responses, 5 German Sacred Pieces, 2 Motet-chansons, 5 German Secular Pieces, 2 Italian Secular Pieces, 21 Textless Pieces. 1504.

Universitätsbibliothek Leipzig., and -1537 Apel Nikolaus. [Collection Containing 8 Masses, 2 Kyries, 1 Credo Fragment, 1 Agnus, 8 Mass Proper Sections, 3 Magnificats, 1 Te Deum, 5 Psalms, 47 Office Hymns, 4 Processional Hymns, 46 Motets, 2 Responses, 5 German Sacred Pieces, 2 Motet-chansons, 5 German Secular Pieces, 2 Italian Secular Pieces, 21 Textless Pieces. 1504.