Philatelic literature refers to written works that focus on the collection and study of stamps and postal history. This includes books, articles, and catalogs that provide information about various aspects of philately, such as the history of stamps, their production, and their significance in different cultures. These resources are valuable for collectors and researchers, offering insights into stamp design, rarity, and market trends. Philatelic literature can also include guides on how to start a collection, as well as detailed studies of specific issues or countries.