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Visualization of Public Domain - Library of Congress Classification

The public domain volumes in HathiTrust Digital Library are represented below according to the Library of Congress Classification scheme. The full text of all of these volumes can be accessed as described on the Access to HathiTrust page. See Public Domain by Language for a visualization of HathiTrust public domain volumes by language.
Total volumes: 801216*
LC ClassificationCount
A - General Works152
AC - Collections. Series.1,658
AE - Encyclopedias1,400
AG - Dictionaries and other reference474
AI - Indexes174
AM - Museums. Collectors and collecting216
AN - Newspapers74
AP - Periodicals17,269
AS - Academies and learned societies9,848
AY - Yearbooks. Almanacs. Directories691
AZ - History of scholarship and learning49
B - Philosophy; Psychology; Religion7,102
BC - Logic375
BD - Speculative philosophy913
BF - Psychology4,099
BH - Aesthetics200
BJ - Ethics1,424
BL - Religions. Mythology. Rationalism3,040
BM - Judaism639
BP - Islam. Bahaism. Theosophy729
BQ - Buddhism377
BR - Christianity5,438
BS - The Bible4,095
BT - Doctrinal Theology1,950
BV - Practical Theology5,934
BX - Christian Denominations11,320
C - Auxiliary Science of History74
CB - History of Civilization607
CC - Archaeology341
CD - Diplomatics. Archives. Seals1,044
CE - Technical Chronology. Calendar110
CJ - Numismatics860
CN - Inscriptions. Epigraphy55
CR - Heraldry313
CS - Genealogy2,301
CT - Biography1,381
D - History General14,087
DA - History of Great Britain - History of Ireland - History of the British Isles10,801
DB - History of Austria - Liechtenstein - Hungary - Czechoslovakia2,265
DC - History of France - Andorra - Monaco15,836
DD - History of Germany4,285
DE - History of the Greco-Roman World491
DF - History of Greece1,687
DG - History of Italy - Malta4,762
DH - History of Low Countries - Benelux Countries1,059
DJ - History of the Netherlands1,249
DJK - History of Eastern Europe7
DK - History of Russia; Soviet Union; Former Soviet Republics - History of Poland3,725
DL - History of Northern Europe; Scandavia883
DP - History of Spain - Portugal1,914
DQ - History of Switzerland899
DR - History of the Balkan Peninsula1,440
DS - History of Asia13,691
DT - History of Africa2,315
DU - History of Oceania (South Seas)632
DX - History of Gypsies70
E - History of America12,802
F - Local History of the United States and British; French; and Latin America13,409
G - Geography; Anthropology; Recreation4,359
GA - Mathematical geography; Cartography195
GB - Physical geography4,650
GC - Oceanography291
GE - Environmental Sciences33
GF - Human ecology; Anthropogeography69
GN - Anthropology1,843
GR - Folklore1,722
GT - Manners and customs (General)246
GV - Recreation; Leisure1,123
H - Social sciences (General)6,055
HA - Statistics2,030
HB - Economic theory; Demography2,872
HC - Economic history and conditions4,560
HD - Industries; Land use; Labor14,380
HE - Transportation and communications7,101
HF - Commerce4,910
HG - Finance4,674
HJ - Public Finance10,392
HM - Sociology (General)809
HN - Social history and conditions; Social problems; Social reform762
HQ - The family; Marriage; Woman; Sexuality1,620
HS - Societies: secret; benevolent; etc.981
HT - Communities; Classes; Races605
HV - Social pathology; Social and public welfare ; Criminology10,458
HX - Socialism. Communism. Anarchism1,627
J - General legislative and executive papers10,205
JA - Political science (General)536
JC - Political theory. The state. Theories of the state.1,200
JF - Political institutions and public administration - General369
JK - Political institutions and public administration - United States11,114
JL - Political institutions and public administration - Canada; Latin America; etc.147
JN - Political institutions and public administration - Europe2,232
JQ - Political Institutions and public administration - Asia; Africa; Australia; Pacific Area; etc.464
JS - Local government. Municipal government2,079
JV - Colonies and colonization. Emigration and Immigration. International migration1,500
JX - International law (obsolete)3,929
JZ - International relations54
K - Law397
KDK - Law (British Isles)46
KDZ - Law (Western hemisphere. North America. Bermuda. Greenland. St. Pierre et Miquelon)11
KE - Law (Canada)6
KF - Law (United States)8,522
KK - Law (Europe)11
KL - Law (Asia and Eurasia)4
KN - Law (Asia and Eurasia)1
KT - Law (Africa)1
KU - Law (Pacific Area)3
KV - Law (Pacific Area)3
KZ - Law of Nations. International law35
L - Education4,504
LA - History of Education1,554
LB - Theory and practice of education5,680
LC - Special aspects of education2,089
LD - Education (Individual Institutions - United States)6,510
LE - Education (Individual Institutions - America (except United States))247
LF - Education (Individual Institutions - Europe)1,612
LG - Education (Individual Institutions - Asia; Africa; Indian Ocean Islands; Australia; New Zealand; Pacific Islands)283
LH - College and school magazines and papers1,473
LJ - Student fraternities; United States399
LT - Textbooks3
M - Printed Music6,424
ML - Literature on music3,661
MT - Musical instruction and study904
N - Visual Arts4,881
NA - Architecture2,939
NB - Sculpture457
NC - Drawing. Design. Illustration322
ND - Painting1,961
NE - Print media478
NK - Decorative Arts1,020
NX - Arts in general120
P - Language and Literature773
PA - Greek and Latin language and literature5,399
PB - Modern languages; Celtic languages388
PC - Romanic languages1,103
PE - English language927
PF - West Germanic languages653
PG - Slavic languages; Baltic languages; Albanian language1,761
PH - Uralic languages; Basque language434
PJ - Oriental philology and literature2,472
PK - Indo-Iranian philology and literature799
PL - Languages of Eastern Asia; Africa; Oceania5,415
PM - Hyperborean; Indian; and artificial languages145
PN - Literature (General)3,760
PQ - French literature - Italian literature - Spanish literature - Portuguese literature8,897
PR - English literature12,177
PS - American literature3,954
PT - German; Dutch; Scandinavian; Old Norse; Old Icelandic; Old Norwegian; Modern Icelandic; Faroese; Danish; Norwegian; and Swedish literature; Flemish literature since 18305,655
PZ - Fiction and juvenile belles lettres5,721
Q - Science (General)8,083
QA - Mathematics12,076
QB - Astronomy4,545
QC - Physics9,528
QD - Chemistry6,024
QE - Geology7,671
QH - Natural history - Biology6,145
QK - Botany4,086
QL - Zoology4,897
QM - Human anatomy360
QP - Physiology1,248
QR - Microbiology256
R - Medicine (General)2,191
RA - Public aspects of medicine4,097
RB - Pathology184
RC - Internal medicine2,631
RD - Surgery827
RE - Ophthalmology124
RF - Otorhinolaryngology83
RG - Gynecology and obstetrics280
RJ - Pediatrics319
RK - Dentistry1,248
RL - Dermatology55
RM - Therapeutics.;Pharmacology433
RS - Pharmacy and materia medica2,374
RT - Nursing367
RV - Botanic; Thomsonian; and eclectic medicine20
RX - Homeopathy377
RZ - Other systems of medicine20
S - Agriculture (General)10,149
SB - Plant culture3,349
SD - Forestry5,024
SF - Animal culture929
SH - Aquaculture. Fisheries. Angling.1,155
SK - Hunting sports776
T - Technology (General)5,251
TA - Engineering (General). Civil Engineering4,869
TC - Hydraulic engineering - Ocean Engineering3,274
TD - Environmental technology. Sanitary engineering2,863
TE - Highway engineering. Roads and pavements1,123
TF - Railroad engineering and operation1,738
TG - Bridge engineering615
TH - Building construction1,314
TJ - Mechanical engineering and machinery2,968
TK - Electrical engineering. Electronics. Nuclear engineering4,891
TL - Motor vehicles. Aeronautics. Astronautics5,599
TN - Mining engineering. Metallurgy4,803
TP - Chemical technology8,365
TR - Photography1,094
TS - Manufactures1,464
TT - Handicrafts. Arts and crafts215
TX - Home economics948
U - Military Science (General)2,275
UA - Armies: Organization; distribution; military situation1,875
UB - Military administration1,294
UC - Maintenance and transportation284
UD - Infantry76
UE - Cavalry. Armor67
UF - Artillery567
UG - Military engineering809
UH - Other services163
V - Naval science (General)994
VA - Navies: Organization; distribution; naval situation243
VB - Naval administration44
VC - Naval maintenance39
VD - Naval seaman3
VE - Marines34
VF - Naval ordnance28
VG - Minor services of navies148
VK - Navigation. Merchant marine1,539
VM - Naval architecture. Shipbuilding. Marine engineering931
Z - Books (General). Writing. Paleography. Book industries and trade. Libraries. Bibliography21,530

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