| Call Number | Subject |
|---|---|
| P | Philology. Linguistics |
| PA | Greek language & literature. Latin language & literature |
| PB | Modern languages. Celtic languages |
| PC | Romance languages |
| PD | Germanic languages. Scandinavian languages |
| PE | English language |
| PF | West Germanic languages |
| PG | Slavic languages. Baltic languages. Albanian language |
| PH | Uralic languages. Basque language |
| PJ | Oriental languages & literatures |
| PK | Indo-Iranian languages & literatures |
| PL | Languages & literatures of Eastern Asia, Africa, Oceania |
| PM | Hyperborean, Indian & artificial languages |
| PN | Literature (General) |
| PQ | Literature: French - Italian - Spanish - Portuguese |
| PR | English literature |
| PS | American literature |
| PT | Literature: German - Dutch - Flemish since 1830 - Afrikaans - Scandinavian - Old Norse: Old Icelandic & Old Norwegian - Modern Icelandic - Faroese - Danish - Norwegian - Swedish |
| PZ | Fiction & juvenile belles lettres |
| Call Number | Subject |
|---|---|
| Q | Science (General) |
| QA | Mathematics |
| QB | Astronomy |
| QC | Physics |
| QD | Chemistry |
| QE | Geology |
| QH | Natural history - Biology |
| QK | Botany |
| QL | Zoology |
| QM | Human anatomy |
| QP | Physiology |
| QR | Microbiology |
The General Collection materials from call numbers QA 76.9 through QR will not be moved into the ARC at this time. These books and journals still can be browsed by physically visiting the John C. Hitt Library. As the ARC project progresses over the next few years online guide pages will be developed for these call numbers.
| Call Number | Subject |
|---|---|
| R | Medicine (General) |
| RA | Public aspects of medicine |
| RB | Pathology |
| RC | Internal medicine |
| RD | Surgery |
| RE | Ophthalmology |
| RF | Otorhinolaryngology |
| RG | Gynecology & obstetrics |
| RJ | Pediatrics |
| RK | Dentistry |
| RL | Dermatology |
| RM | Therapeutics. Pharmacology |
| RS | Pharmacy & materia medica |
| RT | Nursing |
| RV | Botanic, Thomsonian, & eclectic medicine |
| RX | Homeopathy |
| RZ | Other systems of medicine |
| Call Number | Subject |
|---|---|
| T | Technology (General) |
| TA | Engineering (General). Civil engineering |
| TC | Hydraulic engineering. Ocean engineering |
| TD | Environmental technology. Sanitary engineering |
| TE | Highway engineering. Roads & pavements |
| TF | Railroad engineering & operation |
| TG | Bridge engineering |
| TH | Building construction |
| TJ | Mechanical engineering & machinery |
| TK | Electrical engineering. Electronics. Nuclear engineering |
| TL | Motor vehicles. Aeronautics. Astronautics |
| TN | Mining engineering. Metallurgy |
| TP | Chemical technology |
| TR | Photography |
| TS | Manufactures |
| TT | Handicrafts. Arts & crafts |
| TX | Home economics |
| Call Number | Subject |
|---|---|
| V | Naval science (General) |
| VA | Navies: Organization, distribution, naval situation |
| VB | Naval administration |
| VC | Naval maintenance |
| VD | Naval seamen |
| VE | Marines |
| VF | Naval ordnance |
| VG | Minor services of navies |
| VK | Navigation. Merchant marine |
| VM | Naval architecture. Shipbuilding. Marine engineering |