| Yearbooks |
| Fact books |
| Some annuals |
| Data recorders |
| Statistical books |
| Farmer's and World |
| Popular references |
| Yearly publications |
| Farmers' references |
| Statistical yearbooks. |
| Astronomical data providers |
| Information banks of a sort |
| Annually published fact books |
| Often-replaced reference works |
| Targets of fact-finding missions? |
| Output from Benjamin Franklin's press |
| Annual reference books that give up-to-date world information |