Humo, formally the N.V. Automobiel- en Vliegtuigfabriek Humo, took its name from partners Hans Huurnink and John Moos, who also later founded Geropa. Moos, who lived in The Hague, moved from a career as a competitive cyclist into motorsport and the motorcycle trade, and in January 1920 acquired the Dutch importership of the then year-old Citroën marque, operating as the N.V. v/h John Moos Automobielhandel-Maatschappij in Haarlem. A long-distance publicity…