Science (Q)
| Q-Science | R-Medicine | S- Agriculture | T-Technology | U-Military | V-Naval |
| Science (General) | Q |  | Mathematics | QA |
 | Astronomy | QB |
 | Physics | QC |
 | Chemistry | QD |
 | Geology | QE |
 | Natural History & Biology | QH |
 | Botany | QK |
 | Zoology | QL |
 | Human Anatomy | QM |
 | Physiology | QP |
 | Microbiology | QR |