THIRD SUMMARY SECTIONS
Pure science
500
501
502
503
504
505
506
507
508
509
310
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
340
541
542
543
544
545
546
547
548
B40
Pure science
Filosofy
Compends
Dictionaries
Essays
Periodicals
Societies
Education
Polygrafy
History
Mathematics
Arithmetic
Algebra
Geometry Conic sections
Trigonometry
Descriptiv geometry
Analitic geometry Quaternions
Calculus
Probabilities
Astronomy
Theoretic
Practical and spheric
Descriptiv
Maps and observations
Earth
Geodesy
Navigation
Ephemerides
Cronology
Physics
Mechanics
Liquids Hydraulics
Gases Pneumatics
Sound Acoustics
Light Optics
Heat
Electricity
Magnetism
Molecular physics
Chemistry
Theoretic
Practical and experimental
Analisis
Qualitativ
Quantitativ
Inorganic
Organic
Crystallografy
Mineralogy
550
551
552
553
554
553
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
379
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
Geology
Physical and dynamic geology
Lithology Petrografy
Economic geology
Europe
Asia
Africa
North America
South America -
Oceania Polar regions
Paleontology
Plants
Invertebrates
Protozoa Radiates
Mollusks
Articulates
Vertebrates
Fishes Batrachia
Reptils Birds
Mammals
Biology Ethnology
Prehistoric archeology
Ethnology Anthropology
Natural history of man
Homologies
Evolution Species
Origin and beginnings of life
Properties of living matter
Microscopy
Collectors manuals
Botany
Physiologic and structural
Phanerogamia
Dicotyledonae
Monocotyledonae
Gymnospermae
Cryptogamia
Pteridophyta
Bryophyta
Thallophyta
Zoology
Physiologic zoology
Invertebrates
Protozoa Radiates
Mollusks
Articulates
Vertebrates
Fishes Batrachia
Reptils Birds
Mammals
600
60}
602
604
604
605
606
607
608
600
610
611
612
611
614
615
616
61;
618
61g
620
621
622
627
624
625
826
625
628
€20
630
63)
632
6131
624
63F
RE
53%
Hak
620
B40
641
642
641
64.4
64:
646
647
648
64C
