Carrozzeria Viotti was an Italian coachbuilder based in Turin that operated from 1921 to 1964. Founded by Vittorio (Vittorino) Viotti, it produced bespoke and small-series bodies primarily on Fiat, Lancia and Alfa Romeo chassis. In the mid-1920s Viotti and partner Tolfo patented the “Clairalpax” body, replacing massive wooden pillars with thin nickel-silver uprights to increase glass area. The firm became noted for early series production…