University (Robinson) Library (GB-NTu)
Newcastle, England
External identifiers
Archive website: University (Robinson) Library
Sources in this Archive
| Source name | Date | Type | Surface | |
|---|---|---|---|---|
| GB-NTu ROB 405 (Petre Gradual) | 1370 with polyphonic additions c. 1460 | Sarum Gradual with added polyphony | - |