Martin Rube was the artist of several installments in the series 'Jules en Ollie' and 'Stedenstrips', two collections of promotional comic stories for the tradespeople in specific Dutch cities. He worked with writer Liesbeth Felix on three 'Jules en Ollie' stories for KBU: 'Leiden in last', 'Halszaak in Haarlem' and 'Gevaar in 't Gooi', and made 'Het Mysterie van Oss' with Huibert van der Meer for Concept BV.