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SDNB
060 General organization & museology130 Paranormal phenomena330 Economics430 Germanic450 Italian, Romanian, Rhaeto-Romanic510 Mathematics520 Astronomy & allied sciences580 Botanical sciences620 Engineering & allied operations630 Agriculture730 Plastic arts Sculpture780 Music800 Literature & rhetoric930 History of the ancient world940 General history of Europe950 General history of Asia Far East