Identify books in library
Library book code with Dewey decimal system
Dewey decimal system - books in a library are arranged by subject. These codes can be committed to memory.
Codes
Reference: https://archive.org/details/decimal18v2dewe
# | Subject |
000 | Computer science, information and general work |
100 | Philosophy and psychology |
200 | Religion |
300 | Social Sciences |
400 | Language |
500 | Science |
600 | Technology |
700 | Art and recreation |
800 | Literature |
900 | History and geography |
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