 A General Works (總類) | 655 | |
| B Philosophy. Psychology. Religion (哲學、心理學、宗教 ) | 9874 | |
| C Auxiliary Sciences of History (歷史學及相關科學) | 589 | |
| D History: General and Old World (古代史及世界各國史,美洲歷史除外) | 4569 | |
| E History: America (美洲歷史) | 1535 | |
| F History: America (美洲歷史) | 855 | |
| G Geography. Anthropology. Recreation (地理學、人類學、娛樂 ) | 5296 | |
| H Social Sciences (社會科學) | 48468 | |
| J Political Science (政治學) | 5328 | |
| K Law (法律 ) | 4597 | |
| L Education (教育) | 8025 | |
| M Music and Books on Music (音樂) | 1306 | |
| N Fine Arts (美術 ) | 5854 | |
| P Philology and Literature (語言學、文學) | 25606 | |
| Q Science (科學) | 68310 | |
| R Medicine (醫學) | 21429 | |
| S Agriculture (農業) | 2354 | |
| T Technology (科技) | 44518 | |
| U Military Science (軍事科學) | 592 | |
| V Naval science (海軍學 ) | 159 | |
| Z Library Science (圖書館學) | 1844 | |