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Institute
SDNB
060 General organization & museology070 News media, journalismn, publishing290 Other & comparative religions380 Commerce, communications, transport460 Spanish & Portugese languages491.8 Slavic languages530 Physics560 Paleontology Paleozoology570 Life science621.3 Electrical Engineering, Electronics780 Music860 Spanish & Portuguese literatures950 General history of Asia Far East970 General history of North America