Engineering & allied operations 120 Astronomy & allied sciences 102 Galois theory 39 History 35 Applied physics 27 Chemistry & allied sciences 26 Economics 26 Resource allocation 26 Field theory 23 Alloys 18 Biography 18 India 16 Astronomy and Allied Sciences 15 Medieval Indian history--Mysore history--Tipu sultan--Hyder Ali--Kerala history--Kerala muslims 14 Computer and Information Technology 13 Engineering allied operations 13 drawing 12 NEW CATALOGUS CATALOGORUM: AN ALPHABETICAL REGISTER OF SANSKRIT AND ALLIED WORKS AND AUTHORS 11 Caliphate--Islamic history--Prophet Muhammed--Umar--Ali--Uthman--Islamic adminstration--Islamic politics 10 Engineering materials 10 Enterprise resource planning--Industrial Production 10 Islam 10 Literature 9 Mathematics 9 Muhammed Ali Jinnah--Pakistan history--1876--1948--Islam and state--Statesmen--Biography--Indian history--Politics--Government 9 Novel 9 Prices-- Production economics 9 Algebraic fields 8 Engineering Materials 8 Hinduism 8