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SDNB
004 Data processing Computer sciences060 General organization & museology070 News media, journalismn, publishing320 Political science490 Other languages500 Natural sciences510 Mathematics590 Zoological sciences620 Engineering & allied operations624 Structural and Environmental Engineering630 Agriculture720 Architecture741.5 Comics Cartoons860 Spanish & Portuguese literatures930 History of the ancient world950 General history of Asia Far East