|Note_en={{Dating|backref}} for a discount notice for flight available for partecipants to the ''II Congresso Nazionale di Studi Romani'' that was held that year. Advertising for a [[Ripple]] and the new [[Waterman_Nib_Color_Code]]. | |Note_en={{Dating|backref}} for a discount notice for flight available for partecipants to the ''II Congresso Nazionale di Studi Romani'' that was held that year. Advertising for a [[Ripple]] and the new [[Waterman_Nib_Color_Code]]. |