This industry comprises establishments primarily engaged in the merchant wholesale distribution of stationery, office supplies, and/or gift wrap. Illustrative Examples: Photocopy supplies merchant wholesalers Envelopes merchant wholesalers Social stationery merchant wholesalers File cards and folders merchant wholesalers Greeting cards merchant wholesalers Office paper (e.g., printer, copier) merchant wholesalers Writing pens merchant wholesalers Pencils merchant wholesalers Cross-References.