Michigan State University Libraries

Library of Congress Science Classifications

• 1-295.................General
  300-385............Cybernetics

• 1-99...................General
  101-145............Arithmetic
  150-272............Algebra
  273-280............Probabilities - Mathematical statistics
  299.6-433.........Analysis
  440-699...........Geometry. Trigonometry. Topology
  801-939...........Analytic mechanics

• 1-139.................General
  140-237............Practical and spherical astronomy
  275-343............Geodesy
  349-421............Theoretical Astronomy and celestial mechanics
  460-466............Astrophysics
  468-480............Non-optical methods of astronomy
  495-903............Descriptive astronomy (incl. Solar system)
  980-991............Cosmogony Cosmology

• 1-75........................General
  81-114....................Weights and measures
  120-168.86............Descriptive and experimental mechanics
  170-197..................Atomic physics. Constitution and properties of matter
  221-246..................Acoustics. Sound
  251-338.5..............Heat (incl. Thermodynamics)
  350-467.................Optics. Light (incl. Spectroscopy)
  474-496.9..............Radiation physics
  501-766.................Electricity and magnetism
  770-798.................Nuclear and particle physics. Atomic enegry
  801-809.................Geophysics. Cosmic physics
  811-849.................Geomagnetism
  851-999.................Meteorology. Climatology

• 1-65........................General
  71-142....................Analytical chemistry
  146-197.................Inorganic chemistry
  241-441.................Organic chemistry
  450-731.................Physical and theoretical chemistry
  901-999.................Crystallography

• 1-350.62....................General
  351-399.2..................Mineralogy
  420-499.....................Petrology
  500-639.5..................Dynamic ad structural geology (incl. Volcanoes and Earthquakes)
  640-699.....................Stratigraphy
  701-996.5..................Paleontology (incl. Paleozoology and Paleobotany

• 1-199.5........................General (incl. Nature conservation)
  201-278.5...................Microscopy
  301.705.......................Biology
  359-425.......................Evolution
  426-470.......................Genetics
  540-559.......................Ecology
  573-671.......................Cytology

• 1-474.5........................General
  474.8-495...................Spermatophyta Phanerogams (incl. Gymnosperms and Angiosperms)
  504-638.......................Cryptograms
  640-707.......................Plant anatomy
  710-899.......................Plant physiology
  900-989.......................Plant ecology

• 1-355........................General
  362-599-82..............Invertebrates
  605-739.3................Chordates. Vertebrates
  750-795....................Animal behavior
  799............................Morphology
  801-950.9.................Anatomy
  951-991....................Embryology

• 1-74........................General
  75-99.5..................Bacteria
  180-189.5..............Immunology
  355-502.................Virology

• 590-599........................Soils