Judging by that the passage in Vat. lat. 644 begins in the same way as the Venetian library MS:
Spera caeli quater senis horis dum revoluitur
one can say that they liked 4x6 rather than 3x8.
Spera caeli quater senis horis dum revoluitur
one can say that they liked 4x6 rather than 3x8.

