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How The Library Resources Are Organized?
The Library of Congress Classification System - Subject Outline
The materials (books, journals, magazines, serials, newspapers, etc.) in this library are organized on the shelves according to the Library of Congress Classification system, which separates all knowledge into 21 classes (as outlined below.) A letter of the alphabet identifies each class, subclasses by combinations of letter, then subtopics within classes and subclasses by a numerical notation.
| Class | Subclass | Subtopics |
|---|---|---|
| A | General Works (General encyclopedias, reference books, periodicals, etc.) 總論 | |
| B | Philosophy, Psychology, Religion 哲學 心理學 宗教 | |
| B-BJ | Philosophy, including BF, Psychology | |
| BL-BX | Religion | |
| C | Auxiliary Sciences of History 歷史學及相關科學 | |
| CB | History of Civilization (General) | |
| CC | Archaeology | |
| CD | Archives | |
| CJ | Numismatics | |
| CR | Heraldry | |
| CS | Genealogy | |
| CT | Biography (general) | |
| D | History General and Old World (including geography of individual countries) 古代史及世界各國史 (美洲歷史除外) | |
| D | World History, including World Wars | |
| DA | Great Britain | |
| DB | Austria | |
| DC | France | |
| DD, etc. | Other individual countries | |
| DS | East Asia Countries | |
| E-F | History of America (including geography of individual countries) 美洲歷史 | |
| E1-143 | America (General) | |
| E151-857 | United States (General) | |
| F1-957 | United States: States and Local | |
| F1001-1140 | Canada | |
| F1201, etc. | Other individual countries | |
| G | Geography, Anthropology, Folklore, etc. 地理學人類學娛樂 | |
| G | Geography (General) | |
| GB | Physical Geography | |
| GC | Oceanography | |
| GN | Anthropology | |
| GR | Folklore | |
| GT | Manners and Customs | |
| GV | Recreation | |
| H | Social Sciences 社會科學 | |
| HA | Statistics | |
| HB-HJ | Economics | |
| HM-HX | Sociology | |
| J | Political Science 政治學 | |
| JA-JC | Political Science | |
| JF-JQ | Constitutional History and Public Administration | |
| JS | Local Government | |
| JX | International Law | |
| K | Law 法律 | |
| L | Education 教育 | |
| M | Music 音樂 | |
| M | Scores | |
| ML | Literature of Music | |
| MT | Musical Instruction | |
| N | Fine Arts 美術 | |
| NA | Architecture | |
| NB | Sculpture | |
| NC | Graphic Arts | |
| ND | Painting | |
| NK | Decorative Arts | |
| P | Language and Literature 語言學文學 | |
| P | Philology and linguistics | |
| PA | Classical Languages and Literature | |
| PC | Romance Languages | |
| PD-PF | Germanic languages, including PE, English | |
| PG | Slavic Languages and Literatures | |
| PJ-PL | Oriental Languages and Literatures | |
| PN | General and Comparative Literature | |
| PQ | Romance Literatures | |
| PR | English Literature | |
| PS | American Literature | |
| PT | Germanic Literatures | |
| PZ | Fiction in English, Juvenile literature | |
| Q | Science 科學 | |
| QA | Mathematics | |
| QB | Astronomy | |
| QC | Physics | |
| QD | Chemistry | |
| QE | Geology | |
| QH | Natural History | |
| QK | Botany | |
| QL | Zoology | |
| QM | Human Anatomy | |
| QP | Physiology | |
| QR | Bacteriology | |
| R | Medicine 醫學 | |
| S | Agriculture 農業 | |
| SB | Plant Culture and Horticulture | |
| SD | Forestry | |
| SF | Animal Culture | |
| SH | Fish Culture and Fisheries | |
| SK | Hunting Sports | |
| T | Technology 科技 | |
| TA | General Engineering, including General Civil Engineering | |
| TC | Hydraulic Engineering | |
| TD | Sanitary and Municipal Engineering | |
| TE | Highway Engineering | |
| TF | Railroad Engineering | |
| TG | Bridge Engineering | |
| TH | Building Construction | |
| TJ | Mechanical Engineering | |
| TK | Electrical Engineering, Nuclear engineering | |
| TL | Motor Vehicles, Aeronautics, Astronautics | |
| TN | Mining Engineering, Mineral industries, Metallurgy | |
| TP | Chemical Technology | |
| TR | Photography | |
| TS | Manufactures | |
| TT | Handicrafts, Arts and crafts | |
| TX | Home Economics | |
| U | Military Science 軍事科學 | |
| V | Naval Science 海軍學 | |
| Z | Bibliography and Library Science 圖書館學 | |
Biography: Lives of individuals, illustrative of any subject, are normally classified with that subject, e.g. Albert Einstein is classified in QC16.E5. Otherwise they are classified with general biography in CT.