In this period, placed in the first half of '20s, there was also a change of style, passing from the imitation of Germans model to the American ones. The change is shown by some as a consequence of birth, in 1927, the new Columbus Eugenio Verga, but there are<ref>on the [http://www.columbuspenne.it/COL/antiche/pagine-ita/origini.htm historic section] on the company site the [[Columbus 670]] is dated to 1924, and there is a commercial letter from 1926 were such models are shown.</ref> clear references to pens with this style produced before the separation of Verga brothers. | In this period, placed in the first half of '20s, there was also a change of style, passing from the imitation of Germans model to the American ones. The change is shown by some as a consequence of birth, in 1927, the new Columbus Eugenio Verga, but there are<ref>on the [http://www.columbuspenne.it/COL/antiche/pagine-ita/origini.htm historic section] on the company site the [[Columbus 670]] is dated to 1924, and there is a commercial letter from 1926 were such models are shown.</ref> clear references to pens with this style produced before the separation of Verga brothers. |