Antiquarian booksellers specialize in buying and selling rare, old, and collectible books. They often focus on works that are at least a century old, including first editions, manuscripts, and unique items. These books can hold significant historical, cultural, or monetary value, attracting collectors and enthusiasts. Many antiquarian booksellers operate through brick-and-mortar shops, online platforms, or at book fairs. They possess extensive knowledge about book history, printing techniques, and literary significance, allowing them to assess the condition and value of each item accurately. Their expertise helps preserve literary heritage for future generations.