| LOCATION | Philadelphia, UL |
| MANUSCRIPT | Philadelphia, UL, Lawrence J. Schoenberg Collection 54 |
| ITEM No. 2 | Probationes pennae |
Probationes pennae
Probationes pennae . In origin these pages contained a continuous text. It was erased at some later time. Fol. 39r was used for five Probationes pennae: 'da Sangimignano' (four times); 'da Santamaria di Porto'.
No. of pages: Fol. 39r medies - 40r