This section preserves catalogue records for businesses involved in the sale, repair, and supply of automobiles, motorcycles, and their component parts. Holdings include parts retailers, vehicle service workshops, courier-cycle operators, and tyre specialists. The stacks span importers and local service garages alike, with entries from multiple countries filed under this single subject heading. Twenty-one cards are currently on file, each indexed by the submitting domain. Browsers seeking a specific vehicle trade are encouraged to page through the full section for the most complete picture of available listings.