A precise date for the beginning of production is not known with certainty, but according to the historical reconstruction made by Giorgio Fasciolo<ref>in [https://forum.fountainpen.it/viewtopic.php?t=30726 this very detailed presentation of a pen of this brand.</ref> the first appearance of the brand among the fountain pens illustrated in the Marinai catalog is in that of [[1931]], being instead absent in the previous ones; for this reason we will assume this year as that of the beginning of production. | A precise date for the beginning of production is not known with certainty, but according to the historical reconstruction made by Giorgio Fasciolo<ref>in [https://forum.fountainpen.it/viewtopic.php?t=30726 this very detailed presentation of a pen of this brand.</ref> the first appearance of the brand among the fountain pens illustrated in the Marinai catalog is in that of [[1931]], being instead absent in the previous ones; for this reason we will assume this year as that of the beginning of production. |