| Paper |
 P73_var1
 |
| Date of use | 1768 - 1771 |
| Paper mill | Antonio Seguito, Lusetti, Toscolano |
Watermark P73_var1A
| Watermark | ornament (lily) / AS |
| Countermark | 3 crescents / A |
| Selenometrie in mm | xz: 81, xy: 16 |
| Source | A Wn Mus.Hs._17833_2_fol75v73r78v76r |
 |  |  |
| watermark | countermark | sheet  |
Twinmark P73_var1B
| Watermark | ornament (lily) / AS |
| Countermark | 3 crescents / A |
| Selenometrie in mm | xz: 89, xy: 20 |
| Source | A Wn Mus.Hs._18080_2_fol23v24r25v26r |
 |  |  |
| twin watermark
| twin countermark
| twin sheet |
Copyists and works |
|
| Copyists using paper P73_var1 | WK68F, WK69A, WK70A, WK71D, WK71L, WK71M, |
| Scores written on paper P73_var1 | Gassmann_18080, Guglielmi_10031, Piccinni_17811, Sacchini_17830, Sacchini_17869, Salieri_17833 |
| Staff ruling on paper P73_var1 | 10/184K, 10/192D, 10/c.183, 10/c.192 |