This industry comprises establishments primarily engaged in the merchant wholesale distribution of stationery, office supplies, and/or gift wrap. Illustrative Examples: Computer paper supplies merchant wholesalers Photocopy supplies merchant wholesalers Envelope merchant wholesalers Social stationery merchant wholesalers File cards and folders merchant wholesalers Typewriter paper merchant wholesalers Greeting cards merchant wholesalers Writing pens merchant wholesalers Pencils merchant wholesalers Cross-References. Establishments primarily engaged in the merchant wholesale distribution of bulk printing and/or writing paper are classified in Industry 424110, Printing and Writing Paper Merchant Wholesalers.