- Trans-Atlantic Publication distributes a wide variety of books in entertainment, literature, history, military history, health, medicine, childcare, hobbies, music, sports, film, .www.transatlanticpub.com
- Bookstore of antique print and map reference books. Cartographic reference books, books on natural history prints, fine art books, general print references, and books on historical prints of all types.www.philaprintshop.com/ppsrefli.html
- www.businesstitles.com