| 's Hertogenbosch: Rijksarchief Noord-Brabant (NL-SHra) |
The manuscripts of the Ill.L.Vr. Broederschap of the St. Jan in 's Hertogenbosch are now kept here, together with the Broederschap's archive.
 | NL-SHra, IllLVrBr Codex Smijers, containing chant and polyphony, 1529-1564 (kept in the Zwanenbroedershuis) |
| | NL-SHra, IllLVrBr 65, Psalterium, impressum Parisiis apud Henricum Stephani, anno 1509 (imprint) |
| | NL-SHra, IllLVrBr 66, liturgy for the dead (both mass and office), late 15th or early 16th century |
| | NL-SHra, IllLVrBr 67, Choir book for both mass and office, late 15th or early 16th century |
| | NL-SHra, IllLVrBr 68, intonation book for both mass and office, 1560 |
| | NL-SHra, IllLVrBr 69, Laudes de Sancta Cruce, 16th century |
| | NL-SHra, IllLVrBr 70, liturgical calendar, ferial office and liturgy for the dead; 16th century |
| | NL-SHra, IllLVrBr 71, choir book for the office and liturgy for the dead, 16th century |
Microfilms of most of these manuscripts are kept in the Letterenbibliotheek Utrecht.
The Rijksarchief also keeps a fragment.