Classification
000 - Computer science, information & general works
1
140 - Specific philosophical schools
2
304 - Factors affecting social behavior
1
333 - Economics of land & energy
1
340 - Law
1
380 - Commerce, communications & transportation
1
540 - Chemistry & allied sciences
580 - Plants (Botany)
2
600 - Technology
1
610 - Medicine & health
700 - The arts; fine & decorative arts
1