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HathiTrust Call Numbers - Public Domain

A visualization of HathiTrust public domain works by call number (Library of Congress classification). View statistics information >>

LC ClassificationCountPercent
A - General Works14,1531.41
AC - Collections. Series.1,9870.20
AE - Encyclopedias3670.04
AG - Dictionaries and other reference2960.03
AI - Indexes970.01
AM - Museums. Collectors and collecting2540.03
AN - Newspapers70.00
AP - Periodicals2,7750.28
AS - Academies and learned societies2,2500.22
AY - Yearbooks. Almanacs. Directories5570.06
AZ - History of scholarship and learning870.01
B - Philosophy; Psychology; Religion9,1160.91
BC - Logic7160.07
BD - Speculative philosophy1,6890.17
BF - Psychology7,3040.73
BH - Aesthetics3490.03
BJ - Ethics3,4100.34
BL - Religions. Mythology. Rationalism4,6910.47
BM - Judaism2,5520.25
BP - Islam. Bahaism. Theosophy1,0500.10
BQ - Buddhism2030.02
BR - Christianity7,1770.71
BS - The Bible9,6260.96
BT - Doctrinal Theology5,8600.58
BV - Practical Theology9,7250.97
BX - Christian Denominations23,7202.36
C - Auxiliary Science of History6250.06
CB - History of Civilization7840.08
CC - Archaeology1890.02
CD - Diplomatics. Archives. Seals1,0350.10
CE - Technical Chronology. Calendar2380.02
CJ - Numismatics8510.08
CN - Inscriptions. Epigraphy2470.02
CR - Heraldry7580.08
CS - Genealogy7,1010.71
CT - Biography2,4120.24
D - History General18,9751.89
DA - History of Great Britain - History of Ireland - History of the British Isles16,5101.64
DB - History of Austria - Liechtenstein - Hungary - Czechoslovakia2,9900.30
DC - History of France - Andorra - Monaco14,3451.43
DD - History of Germany6,7690.67
DE - History of the Greco-Roman World4470.04
DF - History of Greece2,1000.21
DG - History of Italy - Malta8,8300.88
DH - History of Low Countries - Benelux Countries9550.09
DJ - History of the Netherlands6170.06
DK - History of Russia; Soviet Union; Former Soviet Republics - History of Poland6,7040.67
DL - History of Northern Europe; Scandavia1,8050.18
DP - History of Spain - Portugal3,3630.33
DQ - History of Switzerland9260.09
DR - History of the Balkan Peninsula2,0810.21
DS - History of Asia13,6251.35
DT - History of Africa5,4800.54
DU - History of Oceania (South Seas)1,8080.18
DX - History of Gypsies1030.01
E - History of America39,9413.97
F - Local History of the United States and British; French; and Latin America65,3756.50
G - Geography; Anthropology; Recreation5,4500.54
GA - Mathematical geography; Cartography3170.03
GB - Physical geography3,0510.30
GC - Oceanography1,1720.12
GE - Environmental Sciences360.00
GF - Human ecology; Anthropogeography1170.01
GN - Anthropology2,3210.23
GR - Folklore1,8340.18
GT - Manners and customs (General)6010.06
GV - Recreation; Leisure3,8220.38
H - Social sciences (General)1,3840.14
HA - Statistics2,0250.20
HB - Economic theory; Demography5,0660.50
HC - Economic history and conditions5,8770.58
HD - Industries; Land use; Labor22,1982.21
HE - Transportation and communications6,9570.69
HF - Commerce9,7760.97
HG - Finance7,3150.73
HJ - Public Finance5,3270.53
HM - Sociology (General)1,3320.13
HN - Social history and conditions; Social problems; Social reform1,6780.17
HQ - The family; Marriage; Woman; Sexuality3,6560.36
HV - Social pathology; Social and public welfare ; Criminology9,3990.93
HX - Socialism. Communism. Anarchism2,4840.25
J - General legislative and executive papers2,6280.26
JA - Political science (General)4490.04
JC - Political theory. The state. Theories of the state.2,1950.22
JF - Political institutions and public administration - General8420.08
JK - Political institutions and public administration - United States6,5860.65
JL - Political institutions and public administration - Canada; Latin America; etc.6600.07
JN - Political institutions and public administration - Europe3,1860.32
JQ - Political Institutions and public administration - Asia; Africa; Australia; Pacific Area; etc.4500.04
JS - Local government. Municipal government1,9510.19
JV - Colonies and colonization. Emigration and Immigration. International migration1,0700.11
JX - International law (obsolete)4,9230.49
JZ - International relations4090.04
K - Law3,2370.32
KB - Religious law3690.04
KDK - Law (United Kingdom and Ireland1,9750.20
KE - Law (Canada)3930.04
KF - Law (United States)32,6273.24
KG - Law (Latin America - Mexico and Central America - West Indies. Caribbean area)7290.07
KH - Law (South America)6900.07
KJ - Law (Europe)1,8490.18
KL - Law (History of law. The ancient orient)1080.01
KZ - Law of Nations. International law7630.08
L - Education2,1040.21
LA - History of Education3,3230.33
LB - Theory and practice of education12,2371.22
LC - Special aspects of education3,6170.36
LD - Education (Individual Institutions - United States)3,6430.36
LE - Education (Individual Institutions - America (except United States))970.01
LF - Education (Individual Institutions - Europe)1,4210.14
LG - Education (Individual Institutions - Asia; Africa; Indian Ocean Islands; Australia; New Zealand; Pacific Islands)790.01
LH - College and school magazines and papers980.01
LJ - Student fraternities; United States2750.03
LT - Textbooks450.00
M - Printed Music6,1080.61
ML - Literature on music5,9110.59
MT - Musical instruction and study1,6900.17
N - Visual arts6,0810.60
NA - Architecture4,5160.45
NB - Sculpture9860.10
NC - Drawing. Design. Illustration1,0150.10
ND - Painting3,8570.38
NE - Print media1,0310.10
NK - Decorative arts2,3430.23
NX - Arts in general1290.01
P - Language and Literature1,2340.12
PA - Greek and Latin language and literature18,0081.79
PB - Modern languages; Celtic languages9450.09
PC - Romanic languages4,2070.42
PE - English language4,4890.45
PF - West Germanic languages2,6110.26
PG - Slavic languages; Baltic languages; Albanian language8,9170.89
PH - Uralic languages; Basque language7630.08
PJ - Oriental philology and literature2,9870.30
PK - Indo-Iranian philology and literature1,6330.16
PL - Languages of Eastern Asia; Africa; Oceania2,8400.28
PM - Hyperborean; Indian; and artificial languages5820.06
PN - Literature (General)12,0401.20
PQ - French literature - Italian literature - Spanish literature - Portuguese literature33,4153.32
PR - English literature40,9754.07
PS - American literature34,0403.39
PT - German; Dutch; Scandinavian; Old Norse; Old Icelandic; Old Norwegian; Modern Icelandic; Faroese; Danish; Norwegian; and Swedish literature; Flemish literature since 183023,6782.35
PZ - Fiction and juvenile belles lettres23,2682.31
Q - Science (General)5,7250.57
QA - Mathematics9,4490.94
QB - Astronomy3,9890.40
QC - Physics10,5361.05
QD - Chemistry5,2980.53
QE - Geology6,9410.69
QH - Natural history - Biology6,2310.62
QK - Botany6,4650.64
QL - Zoology10,6901.06
QM - Human anatomy1,0630.11
QP - Physiology3,2540.32
QR - Microbiology1,0880.11
R - Medicine (General)2,2390.22
RA - Public aspects of medicine4,5740.45
RB - Pathology7220.07
RC - Internal medicine6,6830.66
RD - Surgery1,3110.13
RE - Ophthalmology7470.07
RF - Otorhinolaryngology2830.03
RG - Gynecology and obstetrics8410.08
RJ - Pediatrics8840.09
RK - Dentistry7710.08
RL - Dermatology2820.03
RM - Therapeutics. Pharmacology1,6250.16
RS - Pharmacy and materia medica9090.09
RT - Nursing3160.03
RV - Botanic; Thomsonian; and eclectic medicine940.01
RX - Homeopathy3890.04
RZ - Other systems of medicine2910.03
S - Agriculture (General)10,2321.02
SB - Plant culture9,3950.93
SD - Forestry4,6540.46
SF - Animal culture6,8530.68
SH - Aquaculture. Fisheries. Angling.2,6830.27
SK - Hunting sports2,0200.20
T - Technology (General)3,5200.35
TA - Engineering (General). Civil Engineering3,6250.36
TC - Hydraulic engineering - Ocean Engineering2,6060.26
TD - Environmental technology. Sanitary engineering2,8190.28
TE - Highway engineering. Roads and pavements7540.07
TF - Railroad engineering and operation1,2630.13
TG - Bridge engineering7380.07
TH - Building construction1,8680.19
TJ - Mechanical engineering and machinery3,4790.35
TK - Electrical engineering. Electronics. Nuclear engineering3,5280.35
TL - Motor vehicles. Aeronautics. Astronautics10,9121.09
TN - Mining engineering. Metallurgy5,3800.54
TP - Chemical technology4,5520.45
TR - Photography8130.08
TS - Manufactures3,0400.30
TT - Handicrafts. Arts and crafts1,4640.15
TX - Home economics4,7610.47
U - Military Science (General)1,8260.18
UA - Armies: Organization; distribution; military situation1,9990.20
UB - Military administration1,2620.13
UC - Maintenance and transportation4650.05
UD - Infantry2350.02
UE - Cavalry. Armor1000.01
UF - Artillery5710.06
UG - Military engineering1,0110.10
UH - Other services3170.03
V - Naval science (General)6100.06
VA - Navies: Organization; distribution; naval situation3420.03
VB - Naval administration1220.01
VC - Naval maintenance960.01
VD - Naval seaman120.00
VE - Marines670.01
VF - Naval ordnance1720.02
VG - Minor services of navies2140.02
VK - Navigation. Merchant marine1,2570.13
VM - Naval architecture. Shipbuilding. Marine engineering9720.10
Z - Books (General). Writing. Paleography. Book industries and trade. Libraries. Bibliography21,6862.16
ZA - Information Resources110.00
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