LB2300 Higher Education 31 Q Science (General) 11 QA75 Electronic computers. Computer science 10 TK Electrical engineering. Electronics Nuclear engineering 6 TP Chemical technology 6 L Education (General) 5 TJ Mechanical engineering and machinery 5 BP Islam. Bahaism. Theosophy, etc 3 H Social Sciences (General) 3 QA Mathematics 3 QC Physics 3 QD Chemistry 3 QH Natural history 3 QH301 Biology 3 TA Engineering (General). Civil engineering (General) 3 Ecology 2 Football 2 HD Industries. Land use. Labor 2 Kinematics 2 LB Theory and practice of education 2 Monitoring 2 QA76 Computer software 2 R Medicine (General) 2 Swimming 2 T Technology (General) 2 T175-178 Industrial research. Research and development 2 3D 1 Academic libraries 1 Accessibility 1 Amazon-Echo 1