Read the book number and you can see the label on the spine. The tag number consists of Latin alphanumeric characters and symbols, such as ".","()", "-","/"and "=", which are strings representing specific meanings.
1, such as I247.57/ 12.
The meaning of the characters is from left to right: I stands for literature, 2 stands for China, 4 stands for novels, 7 stands for modern novels, 57 stands for novels and novellas, and the slash/after 12 indicates the position of the book on the bookshelf. For convenience, every three numbers are separated by a dot.
2. The part in front of the diagonal line is called the classification number, the part behind the diagonal line is called the shelving number, and the two parts together are called the call number.
3. The arrangement of books on the bookshelf follows the principle of from ancient times to the present, from the middle to the outside, from left to right, from top to bottom, the principle of total first and then points. This shelving method is called classified shelving method.
Library book numbering method
Generally, it is classified first and then numbered. The basic format of numbering is: type name, book serial number. For example, a library has 100 kinds of science and technology books, and the administrator can make these 100 kinds of books: science and technology 1, science and technology 2, science and technology 3, science and technology 4, ... science and technology 100. When numbering, books with similar contents should be grouped together as much as possible to facilitate management.
For example, the book numbers of science and technology, crop cultivation and cultivation should be concentrated together, and the book numbers of poultry and livestock should be concentrated together. In the cultural category, the numbers of literary books such as novels, essays and poems should be grouped together, and the numbers of historical books such as biographies and historical stories should be grouped together.