| Paper |
 P81
 |
| Date of use | 1760 - 1764 |
| Paper mill | Paper mill unknown |
| Commentary | P81 appears in many variants where the distance between the letters B and C shifts constantly. |
Watermark P81A
| Watermark | 3 crescents |
| Selenometrie in mm | xz: 83, xy: 19 |
| Cornermark | BC |
| Source | A Wn Mus.Hs._17878_fol16v17r22v23r |
 | no countermark |  |  |
| watermark | cornermark | sheet  |
Twinmark P81B
| Watermark | 3 crescents |
| Selenometrie in mm | xz: 76, xy: 17 |
| Cornermark | BC |
| Source | A Wn Mus.Hs._17878_fol12v11r4v3r |
 | no twin countermark |  |  |
| twin watermark
| twin cornermark
| twin sheet |
Copyists and works |
|
| Copyists using paper P81 | WK60B, WK60S, WK60X, WK64B, WK71L, 3 unidentified copyists |
| Scores written on paper P81 | Galuppi_10027, Gluck_17878, Gluck_17898, Gluck_3030-F28, Wagenseil_10009, Wagenseil_17992 |
| Staff ruling on paper P81 | 10/184Q, 10/185G, 10/190M, 8/180C |