| Paper |
 P38
 |
| Date of use | 1770 - 1773 |
| Paper mill | Fratelli Andreoli e compagno, Toscolano |
Watermark P38A
| Watermark | 3 crescents |
| Selenometrie in mm | xy: 15, xz: 76 |
| Countermark | crown / FA / C |
| Source | A Wn Mus.Hs._18082_1_fol6v5r4v3r |
 |  |  |
| watermark | countermark | sheet  |
Twinmark P38B
| Watermark | 3 crescents |
| Selenometrie in mm | xy: 15, xz: 72 |
| Countermark | crown / FA / C |
| Source | A Wn Mus.Hs._18082_1_fol24v23r22v21r |
 |  |  |
| twin watermark
| twin countermark
| twin sheet |
Copyists and works |
|
| Copyists using paper P38 | WK71A, WK71B, WK71D, WK71E, WK71F, WK71H, WK71K, WK71L, WK71P, WK71Q, WK71R, WK71S, WK71U, WK71V, WK72R |
| Scores written on paper P38 | Deller_17857, Felici_18059, Gassmann_17773, Gassmann_17775, Gassmann_18076, Gassmann_18082, Gluck_9948, Piccinni_OE–28, Sacchini_1057, Salieri_10072, Salieri_10075, Salieri_17834, Salieri_17837, Salieri_17838 |
| Staff ruling on paper P38 | 10/184N, 10/189B, 10/189G |