1, rare edition. All precious books, materials and rare documents, as well as ancient books and materials with historical, artistic and scientific value, are called rare books, and their collection value has always been quite high.
2, the first version. Mainly refers to the first publication and printing of books, also known as the original edition? This kind of edition, especially some books with small printing volume and relatively long publishing age, has always been valued by collectors.
3. orphans. Mainly refers to a moment when there is only one book circulating in the world, such as other unabridged manuscripts and inscriptions.
4. Version of ancient books. Mainly refers to various versions and categories of books in the history of China. Because of the age, most of these ancient books are rare, so the collection value is getting higher and higher.
5. Signature book. All works by famous artists, signed by the author or signed by other celebrities, are called autograph books. This kind of books also has certain collection significance.
6. Cultural Revolution Edition. Mainly refers to the China Cultural Revolution, a special historical period, published in various versions and languages, "Little Red Book" and other books and materials.