

19th Century Schedule
Classify here works and reprints of works published between 
1801-1913. Classify here translations
 of works originally published from 1801-1913 
only if the translation itself is published from 1801-1913.
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| 19th Century Schedule Outline | |
|---|---|
| Class Number Ranges | Class Names | 
| QS-QSB | Anatomy. Teratology. Histology. Embryology | 
| QT-QTB | Physiology. Diet. Hygiene | 
| QU-QVB | Biochemistry. Pharmacology. Pharmacy. Toxicology | 
| QW-QX 22 | Microbiology. Immunology. Parasitology | 
| QY-QZA | Clinical Pathology. Pathology | 
| W-WBN | Medicine. Public Health. Practice of Medicine | 
| WC-WCK | Communicable Diseases | 
| WDA-WDD | Other Diseases. Hypersensitivity. Animal and Plant Poisons | 
| WE-WEA | Musculoskeletal System | 
| WF-WG 22 | Respiratory System. Cardiovascular System | 
| WH-WH 22 | Hemic and Lymphatic Systems | 
| WI-WIC | Digestive System | 
| WJ-WJA | Urogenital System | 
| WK-WKA | Endocrine System | 
| WL-WMB | Nervous System. Psychiatry | 
| WN-WN 22 | Radiology | 
| WO-WOB | Surgery. Military Surgery | 
| WP-WQ 22 | Gynecology. Obstetrics. Midwifery | 
| WR-WR 22 | Dermatology | 
| WS-WS 22 | Pediatrics | 
| WT-WT 22 | Geriatrics | 
| WU-WUA | Dentistry | 
| WV-WVB | Otolaryngology | 
| WW-WW 22 | Ophthalmology | 
| WX-WX 22 | Hospitals | 
| WY-WYA | Nursing. Military Nursing | 
| 19th Century Schedule | |
|---|---|
| Class Numbers | Class Names | 
| QS | Anatomy. Teratology | 
| QS 22 | Directories (Table G) | 
| QSA | Histology | 
| QSB | Embryology | 
| QT | Physiology | 
| QT 22 | Directories (Table G) | 
| QTA | Hygiene (Use WA for hygiene as public health concept.) | 
| QTB | Diet | 
| QU | Biochemistry | 
| QU 22 | Directories (Table G) | 
| QV | Pharmacology. Pharmacy. Materia medica | 
| QV 22 | Directories (Table G) | 
| QVA | Pharmacopoeias (Official) | 
| QVB | Toxicology (Use WDC for animal or plant poisons) | 
| QW | Microbiology | 
| QW 22 | Directories (Table G) | 
| QWA | Immunology | 
| QX | Parasitology | 
| QX 22 | Directories (Table G) | 
| QY | Clinical pathology | 
| [QY 22] | [Directories. Use QZ 22] | 
| QZ | Pathology | 
| QZ 22 | Directories (Table G) | 
| QZA | Neoplasms | 
| W | Medicine (General) | 
| W1 | Serials, Periodicals | 
| W2 | Documents | 
| W3 | Congresses NLM no longer assigns W3 to newly acquired publications. | 
| W4 | Dissertations | 
| W4 A | American dissertations | 
| W5 | Collections by several authors | 
| W6 | Pamphlet volumes | 
| W 22 | Directories (Table G) | 
| W 26 | Equipment and supplies | 
| W 600 | Medical jurisprudence | 
| WA | Public health | 
| WA 22 | Directories (Table G) | 
| WAA | Sanitation.Water supply | 
| WAB | Military hygiene | 
| WAC | Relief work. Disaster | 
| WB | Practice of medicine | 
| WB 22 | Directories (Table G) | 
| WBA | Popular medicine. Domestic medicine | 
| WBB | Diagnosis | 
| WBC | Therapeutics (General) | 
| WBD | Dietetics. Diet therapy | 
| WBE | Electric stimulation therapy. Magnetic field therapy. Galvanism | 
| WBF | Hydrotherapy | 
| WBG | Massage | 
| WBH | Climatotherapy. Geography of disease. Medical topography | 
| WBI | Health resorts. Balneology | 
| WBJ | Special systems (General) | 
| WBK | Homeopathy | 
| WBL | Osteopathic medicine | 
| WBM | Military medicine | 
| WBN | Naval medicine | 
| WC | Communicable diseases (General) | 
| WC 22 | Directories (Table G) | 
| WCA | Sexually transmitted diseases | 
| WCB | Cholera | 
| WCC | Diphtheria | 
| WCD | Influenza | 
| WCE | Leprosy | 
| WCF | Malaria | 
| WCG | Plague | 
| WCH | Smallpox | 
| WCI | Typhoid fever | 
| WCJ | Typhus fever | 
| WCK | Yellow fever | 
| WDA | Deficiency diseases. Metabolic diseases (including obesity and disorders of acid-based balance) | 
| WDB | Hypersensitivity | 
| WDC | Animal poisons. Plant poisons | 
| WDD | Motion sickness. Barotrauma. Sunstroke. Hypothermia | 
| WE | Musculoskeletal system. Orthopedics | 
| WE 22 | Directories (Table G) | 
| WEA | Fractures. Dislocations. Sprains | 
| WF | Respiratory system | 
| WF 22 | Directories (Table G) | 
| WFA | Tuberculosis | 
| WG | Cardiovascular system | 
| WG 22 | Directories (Table G) | 
| WH | Hemic and lymphatic systems | 
| WH 22 | Directories (Table G) | 
| WI | Digestive system | 
| WI 22 | Directories (Table G) | 
| WIA | Stomach | 
| WIB | Anus and rectum | 
| WIC | Liver | 
| WJ | Urogenital system | 
| WJ 22 | Directories (Table G) | 
| WJA | Male genitalia | 
| WK | Endocrine system | 
| WK 22 | Directories (Table G) | 
| WKA | Diabetes | 
| WL | Nervous system | 
| WL 22 | Directories (Table G) | 
| WLA | Epilepsies | 
| WM | Psychiatry. Mental healing. Hypnosis therapy (Use BF for parapsychological aspects of hypnosis) | 
| WM 22 | Directories (Table G) | 
| WMA | Substance-related disorders | 
| WMB | Military psychiatry | 
| WN | Radiology | 
| WN 22 | Directories (Table G) | 
| WO | Surgery | 
| WO 22 | Directories (Table G) | 
| WOA | Anesthesia | 
| WOB | Military surgery | 
| WP | Gynecology | 
| WP 22 | Directories (Table G) | 
| WPA | Breast | 
| WQ | Obstetrics. Midwifery | 
| WQ 22 | Directories (Table G) | 
| WR | Dermatology | 
| WR 22 | Directories (Table G) | 
| WS | Pediatrics | 
| WS 22 | Directories (Table G) | 
| WT | Geriatrics. Chronic disease. Longevity | 
| WT 22 | Directories (Table G) | 
| WU | Dentistry. Oral surgery | 
| WU 22 | Directories (Table G) | 
| WUA | Military dentistry | 
| WV | Otolaryngology. Nose | 
| WV 22 | Directories (Table G) | 
| WVA | Ear | 
| WVB | Throat. Larynx | 
| WW | Ophthalmology | 
| WW 22 | Directories (Table G) | 
| WX | Hospitals | 
| WX 2 | Serial reports of hospitals (Table G) | 
| WX 22 | Directories (Table G) | 
| WY | Nursing | 
| WY 22 | Directories (Table G) | 
| WYA | Military nursing | 
| History of medicine Use WZ schedule in full. | |
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