| Paper |
 P9
 |
| Date of use | 1771 - 1774 |
| Paper mill | Valentino Galvani, Pordenone, Friaul |
Watermark P9A
| Watermark | lying crescent / 3 stars (7-8 & 4 points) in coat of arms |
| Countermark | VG |
| Source | A Wn Mus.Hs._10070_2_fol289v290r295v296r |
 |  |  |
| watermark | countermark | sheet  |
Twinmark P9B
| Watermark | lying crescent / 3 stars (7-8 & 4 points) in coat of arms |
| Countermark | VG |
| Source | A Wn Mus.Hs._10070_1_fol238v237r236v235r |
 |  |  |
| twin watermark
| twin countermark
| twin sheet |
Copyists and works |
|
| Copyists using paper P9 | WK71A, WK71B, WK71C, WK71D, WK71E, WK71F, WK71H, WK71K, WK71P |
| Scores written on paper P9 | Gassmann_17775, Gassmann_18076, Gazzaniga_10029, Piccinni_17813, Sacchini_10070, Salieri_1048, Salieri_17840, Salieri_17841 |
| Staff ruling on paper P9 | 10/184N |