Library of Congress Classification Outline – Class C



Subclass C


C1-51 Auxiliary Sciences of History (General)

Subclass CB


CB3-482 History of Civilization

CB156 Terrestrial evidence of interplanetary voyages

CB158-161 Forecasts of future progress

CB195-281 Civilization and race

CB305-430 By period

CB440-482 Relation to special topics

CB450 Geography and civilization

CB478 Technology

CB481 War and civilization

CB482 Water and civilization

Subclass CC


CC1-960 Archaeology

CC72-81 Philosophy. Theory

CC73-81 Methodology

CC83-97 Study and teaching. Research

CC135-137 Preservation, restoration, and conservation of antiquities.

Antiquities and state

CC140 Forgeries of antiquities

CC200-260 Bells. Campanology. Cowbells

CC300-350 Crosses

CC600-605 Boundary stones

CC700-705 Stone heaps, cairns, etc., of unknown purpose

CC710 Hill figures

CC960 Lanterns of the dead

Subclass CD


CD1-6471 Diplomatics. Archives. Seals

CD1-511 Diplomatics

CD70-79 Practice of special chancelleries

CD80-81 Formularies

CD87 Forgeries of documents

CD91-392 Collection of documents, facsimiles, etc., for study

CD501-511 Study and teaching

CD921-4280 Archives

CD995-4280 History and statistics


CD997 Biography of archivists

CD1000-4280 By region or country

CD5001-6471 Seals

CD5191 Iconography

CD5201-5391 Ancient

CD5501-5557 Medieval

CD5561 Renaissance

CD5575-6471 Modern

Subclass CE


CE1-97 Technical Chronology. Calendar

CE21-46 Ancient

CE51-85 Medieval and modern

CE91-92 Perpetual calendars. Century calendars, etc.

Subclass CJ


CJ1-6661 Numismatics

CJ1-4625 Coins

CJ153 Finds of coins

CJ161 Symbols, devices, etc.

CJ201-1397 Ancient

CJ1509-4625 Medieval and modern

CJ4801-5450 Tokens

CJ4861-4889 By period

CJ4901-5336 By region or country

CJ5350-5450 Special uses of tokens

CJ5501-6661 Medals and medallions

CJ5581-5690 Ancient

CJ5723-5793 Medieval and modern

CJ5795-6661 By region or country

Subclass CN


CN1-1355 Inscriptions. Epigraphy

CN120-740 Ancient inscriptions

CN750-753 Early Christian inscriptions

CN755 Medieval inscriptions (General)

CN760 Modern inscriptions (General)

CN805-865 By language

CN870-1355 By region or country

Subclass CR


CR1-6305 Heraldry

CR51-79 Crests, monograms, devices, badges, mottoes, etc.

CR91-93 Shields and supporters

CR101-115 Flags, banners, and standards


CR191-1020 Public and official heraldry

CR1101-1131 Ecclesiastical and sacred heraldry

CR1179-3395 Family heraldry

CR3499-4420 Titles of honor, rank, precedence, etc.

CR4480-4485 Royalty. Insignia. Regalia, crown and coronets, etc.

CR4501-6305 Chivalry and knighthood (Orders, decorations, etc.)

CR4547-4553 Ceremonials, pageants, tournaments, etc.

CR4571-4595 Duels and dueling

CR4651-6305 Orders, etc.

Subclass CS


CS1-3090 Genealogy

CS23-35 Genealogical lists, etc., covering more than one country or continent

CS38-39 Family history covering more than one country

CS42-2209 By region or country

CS2300-3090 Personal and family names

Subclass CT


CT21-9999 Biography

CT21-22 Biography as an art or literary form

CT31-83 History of biographical literature. Lives of biographers

CT93-206 General collective biography

CT206 Portraits

CT210-3150 National biography

CT3200-9999 Biography. By subject

CT3200-3830 Biography of women (Collective)

CT3990 Academicians. Scholars. Savants

CT9960-9998 Other miscellaneous groups

Including adventurers, eccentrics, misers, etc.

CT9999 Blank books for personal records, diaries, etc.