The article examines an inventory of the merchandise present in a Florentine
stationer’s shop in 1348. The list not only provides a record of the goods, but also
includes their market value, enabling the valuation of the paper notebooks contained
in the shop. As a result, it becomes feasible to determine the very high cost of the four
large paper notebooks considered a few years earlier as having an equivalent value as
the renowned code of Dante’s Comedy owned by Giovanni Villani.