90 1 philosophy and theory

902 anthology

903 dictionaries and encyclopedias

List of events collected by 904

905 serial publications

Organization and management

907 Education, research and related issues

908 about all kinds of characters

909 world history

9 10 geography and tourism

9 1 1 historical geography

9 12 map (graphic representation of the earth)

9 13 ancient world

9 14 Europe

9 15 Asia

9 16 Africa

9 17 north America

9 18 south America

9 19 Other regions

Biography, genealogy, heraldry

92 1 Not used or expired.

922 is unused or expired.

923 is unused or expired.

924 is unused or expired.

925 is unused or expired.

926 is unused or expired.

927 is unused or expired.

928 Unused or invalid

92 1-928 is reserved for (selective) differential transmission.

Family tree, name and coat of arms

930 ancient history

93 1 ancient history; China

932 ancient history; Egypt

933 ancient history; Palestine

934 ancient history; India

935 ancient history; Mesopotamia and the Iranian Plateau

936 ancient history; Europe to the north and west of Italy

937 ancient history; Italy and its neighboring areas

938 ancient history; Greece

939 ancient history; Other parts of the ancient world

940 European history

94 1 general history of Europe; british isles

942 General History of Europe; England and Wales

943 General History of Europe; Central Europe; Germany

944 General History of Europe; France and Monaco

945 General History of Europe; Italian peninsula and adjacent islands

946 General History of Europe; Iberian peninsula and adjacent islands

947 General History of Europe; Eastern Europe; the Soviet Union

948 General History of Europe; Northern Europe; Scandinavia

949 General History of Europe; The rest of Europe

950 Asian history; Far East

95 1 general history of Asia; China and its neighboring areas.

General history of Asia; Japan

953 General History of Asia; Arabian Peninsula and Its Adjacent Areas

954 General History of Asia; South Asia; India

955 General History of Asia; Iran

956 General History of Asia; Middle East (Near East)

957 General History of Asia; Siberia (Asia-Russia)

958 General History of Asia; Central Asia

959 General History of Asia; Southeast Asia

960 African history

96 1 general history of Africa; Tunisia and Libya.

962 General History of Africa; Egypt and Sudan

963 General History of Africa; Isobia

964 General History of Africa; Morocco and the Canary Islands

965 General History of Africa; Algeria

966 General History of Africa; West Africa and outlying islands

967 General History of Africa; Central Africa and outlying islands

968 General History of Africa; South Africa

969 General History of Africa; South Indian Ocean Islands

970 North American History

97 1 General History of North America; Canada

972 General History of North America; Central America; Mexico

973 General History of North America; United States of America

974 General History of North America; Northeastern USA

975 General History of North America; Southeastern United States

976 General History of North America; South central United States

977 General History of North America; North central United States

978 General History of North America; Western United States

979 General History of North America; Great basin & Pacific Slope

980 history of South America

98 1 General History of South America; Brazil

982 General History of South America; Argentina

983 General History of South America; pepper

984 General History of South America; Bolivia

985 General History of South America; Peru

986 General History of South America; Colombia and Ecuador

987 General History of South America; Venezuela

988 General History of South America; Guyana

989 General History of South America; Paraguay and Uruguay

990 History of other regions

99 1 Not used or expired.

992 is unused or expired.

993 general history of other regions; New Zealand

994 general history of other regions; Australia

995 general history of other regions; Melanesia; new guinea

996 general history of other regions; Other parts of the Pacific Ocean; Polynesia

997 general history of other regions; Daxizhou islands

998 general history of other regions; Arctic Ocean Islands and Antarctica

999 the world beyond the earth