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 Envelope merchant wholesalers Social stationery merchant wholesalers File cards and folders merchant wholesalers Office paper (e.g., carbon, computer, copier, typewriter) merchant wholesalers Greeting cards merchant wholesalers Writing pens merchant wholesalers Pencils merchant wholesalers Cross-References.