Skip to main content

Call Numbers (Library of Congress Classification): Q

The Mountain View College Library organizes its books according to the Library of Congress (LC) Classification System. This guide will describe what each range of the LC call numbers means,

Class Q -- Science

Q--Science (General) 

QA--Mathematics 

QB--Astronomy 

QC--Physics 

QD--Chemistry 

QE--Geology 

QH--Natural history - Biology 

QK--Botany 

QL--Zoology 

QM--Human anatomy 

QP--Physiology 

QR--Microbiology

Subclasses

Q1-390--Science (General)

Q1-295--General

Q300-390--Cybernetics

Q350-390--Information theory

QA1-939--Mathematics

QA1-43--General

QA47-59--Tables

QA71-90--Instruments and machines

QA75-76.95--Calculating machines

QA75.5-76.95--Electronic computers. Computer science

QA76.75-76.765--Computer software

QA101-(145)--Elementary mathematics. Arithmetic

QA150-272.5--Algebra

QA273-280--Probabilities. Mathematical statistics

QA299.6-433--Analysis

QA440-699--Geometry. Trigonometry. Topology

QA801-939--Analytic mechanics

QB1-991--Astronomy

QB1-139--General

QB140-237--Practical and spherical astronomy

QB275-343--Geodesy

QB349-421--Theoretical astronomy and celestial mechanics

QB455-456--Astrogeology

QB460-466--Astrophysics

QB468-480--Non-optical methods of astronomy

QB495-903--Descriptive astronomy

QB500.5-785--Solar system

QB799-903--Stars

QB980-991--Cosmogony. Cosmology

QC1-999--Physics

QC1-75--General

QC81-114--Weights and measures

QC120-168.85--Descriptive and experimental mechanics

QC170-197--Atomic physics. Constitution and properties of matter

Including molecular physics, relativity, quantum theory, and solid state physics

QC221-246--Acoustics. Sound

QC251-338.5--Heat

QC310.15-319--Thermodynamics

QC350-467--Optics. Light

QC450-467--Spectroscopy

QC474-496.9--Radiation physics (General)

QC501-766--Electricity and magnetism

QC501-(721)--Electricity

QC669-675.8--Electromagnetic theory

QC676-678.6--Radio waves (Theory)

QC701-715.4--Electric discharge

QC717.6-718.8--Plasma physics. Ionized gases

QC750-766--Magnetism

QC770-798--Nuclear and particle physics. Atomic energy. Radioactivity

QC793-793.5--Elementary particle physics

QC794.95-798--Radioactivity and radioactive substances

QC801-809--Geophysics. Cosmic physics

QC811-849--Geomagnetism

QC851-999--Meteorology. Climatology

Including the earth's atmosphere

QC974.5-976--Meteorological optics

QC980-999--Climatology and weather

QC994.95-999--Weather forecasting

QD1-999--Chemistry

QD1-65--General

Including alchemy

QD71-142--Analytical chemistry

QD146-197--Inorganic chemistry

QD241-441--Organic chemistry

QD415-436--Biochemistry

QD450-801--Physical and theoretical chemistry

QD625-655--Radiation chemistry

QD701-731--Photochemistry

QD901-999--Crystallography

QE1-996.5--Geology

QE1-350.62--General

Including geographical divisions

QE351-399.2--Mineralogy

QE420-499--Petrology

QE500-639.5--Dynamic and structural geology

QE521-545--Volcanoes and earthquakes

QE601-613.5--Structural geology

QE640-699--Stratigraphy

QE701-760--Paleontology

QE760.8-899.2--Paleozoology

QE901-996.5--Paleobotany

QH1-278.5--Natural history (General)

QH1-(199.5)--General

Including nature conservation, geographical distribution

QH201-278.5--Microscopy

QH301-705.5--Biology (General)

QH359-425--Evolution

QH426-470--Genetics

QH471-489--Reproduction

QH501-531--Life

QH540-549.5--Ecology

QH573-671--Cytology

QH705-705.5--Economic biology

QK1-989--Botany

QK1-474.5--General

Including geographical distribution

QK474.8-495--Spermatophyta. Phanerogams

QK494-494.5--Gymnosperms

QK495--Angiosperms

QK504-(638)--Cryptogams

QK640-(707)--Plant anatomy

QK710-899--Plant physiology

QK900-989--Plant ecology

QL1-991--Zoology

QL1-355--General

Including geographical distribution

QL360-599.82--Invertebrates

QL461-599.82--Insects

QL605-739.8--Chordates. Vertebrates

QL614-639.8--Fishes

QL640-669.3--Reptiles and amphibians

QL671-699--Birds

QL700-739.8--Mammals

QL750-795--Animal behavior

QL791-795--Stories and anecdotes

QL799-799.5--Morphology

QL801-950.9--Anatomy

QL951-991--Embryology

QM1-695--Human anatomy

QM1-511--General

QM531-549--Regional anatomy

QM550-577.8--Human and comparative histology

QM601-695--Human embryology

QP1-(981)--Physiology

QP1-345--General

Including influence of the environment

QP351-495--Neurophysiology and neuropsychology

QP501-801--Animal biochemistry

QP(901)-(981)--Experimental pharmacology

QR1-502--Microbiology

QR1-74.5--General

QR75-99.5--Bacteria

QR99.6-99.8--Cyanobacteria

QR100-130--Microbial ecology

QR171--Microorganisms in the animal body

QR180-189.5--Immunology

QR355-502--Virology

Loading ...

© 2018 Dallas County Community College District.

Report an Online Accessibility Issue