Engineering

Library of Congress Classification

Q Science
Q180 Operations Research
Q 300-390 Artificial intelligence
QA Mathematics
QA 75-76 Computer science
QA801-939 Analytical/Fluid mechanics
QC Physics
QD Chemistry
QE Geology
R Medicine
R856-857 Biomedical Engineering
T Technology
T55.4-60.8 Industrial engineering
T385 Computer graphics
TA Engineering (general), Civil engineering
TA 349-359 Mechanics of engineering
TA 401-492 Materials of engineering, construction
TA 630-820 Structural engineering, geotechnical engineering

TC Hydraulic engineering
TD Environmental engineering
TE Highway engineering
TF Railroad engineering, operations
TG Bridge engineering
TH Building construction
TJ Mechanical engineering, machinery
TJ163 Power resources
TJ210.2-225 Robotics
TK Electrical engineering, electronics, nuclear engineering
TK5101-6720 Telecommunications
TK 7800-8360 Electronics
TL Motor vehicles, Aeronautics, Astronautics
TN Mining engineering, metallurgy
TP Chemical technology
TS Manufacturing
VM Naval architecture. Marine engineering