| Paper |
 P73
 |
| Date of use | 1764 - 1771 |
| Paper mill | Antonio Seguito, Lusetti, Toscolano |
Watermark P73A
| Watermark | ornament (lily) / AS |
| Countermark | 3 crescents / A |
| Selenometrie in mm | xz: 83, xy: 16 |
| Source | A Wn Mus.Hs._18080_2_fol7v8r1v2r |
 |  |  |
| watermark | countermark | sheet  |
Twinmark P73B
| 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 | WK60B, WK64A, WK67B, WK68D, WK68E, WK68F, WK68H, WK69A, WK69C, WK69E, WK70A, WK71D, WK71E, WK71F, WK71K, WK71L, WK71M, WK71P, WK71Q |
| Scores written on paper P73 | Anfossi_18048, Duni_17894, Galuppi_10026, Galuppi_1060, Galuppi_18073, Gassmann_18080, Guglielmi_10031, Piccinni_1056, Piccinni_17811, Sacchini_17830, Sacchini_17869, Salieri_17833, Scolari_1065 |
| Staff ruling on paper P73 | 10/184K, 10/192D, 10/193A, 10/c.183, 8/183A |