Classification
620 - Engineering & allied operations
77
629 - Other branches of engineering
29
621 - Applied physics
25
531 - Classical mechanics; solid mechanics
11
660 - Chemical engineering
5
515 - Analysis
3
532 - Fluid mechanics; liquid mechanics
3
533 - Gas mechanics
3
536 - Heat
2
624 - Civil engineering
2
006 - Special computer methods
1
509 - Historical, geographic & persons treatment
1
510 - Mathematics
1
541 - Physical chemistry
1
571 - Physiology & related subjects
1