Products not for sale made to tell the history of Milan.
References: Curious Milanese, vintage photo enthusiasts.

Volumes of various kinds (print runs and few copies), publications for children.
References: Publishing houses, large-scale publishing, small-scale publishing, companies, art galleries, museums.

Contest cards, contest tickets (with QR code, barcode, unique numbering and customizations), scratch cards.
References: Companies, events, contests.