From such comparisons, it can be estimated that an additional 14 or 15 lines of hieroglyphic inscription are missing from the top register of the Rosetta Stone, amounting to another 300 millimetres (12 in).
Dari perbandingan tersebut, dapat diperkirakan tambahan 14 atau 15 baris teks hiroglif yang hilang dari tulisan teratas Batu Rosetta, setinggi 300 milimeter.