| Call Number | Subject |
| H | Social Sciences (General) |
| HM | Sociology (General) |
| HN | Social history and conditions. Social problems. Social reform |
| HQ | The family. Marriage. Women |
| HS | Societies: secret, benevolent, etc. |
| HT | Communities. Classes. Races |
| HV | Social pathology. Social and public welfare. Criminology |
| HX | Socialism. Communism. Anarchism |
