Manuscript
| Id ms | Osek_20 |
| Shelfmark | Osek 20 |
| Title | Codex mixtus(David de Augusta: De septem profectibus religiosorum, Isidorus Hispalensis: De summo bono, Richardus de Sancto Victore: De statu interioris hominis post lapsum, Ps. Bernardus Claraevallensis: Tractatus de sacramento eucharistiae, Mattha |
| Lang | lat |
| Dating | early 15th c. |
| Material | pap+perg |
| Folies | 190 |
| Script | bastarda |
| Binding | Gothic |
| Origin | Bohemia (?) |
| Provenance | klášter Osek (spine) |
| Catalog | Wohlmann 1891, 127–128 |