|Note_en=Display of the [[Duo-Cart]] schema. Reworked from an excerpt of a '50s catalog [[:File:195x-Tentardini-Catalogo-p04.jpg|scanning]]. | |Note_en=Display of the [[Duo-Cart]] schema. Reworked from an excerpt of a '50s catalog [[:File:195x-Tentardini-Catalogo-p04.jpg|scanning]]. |