geometry 195 mathematics 182 mathematical analysis 157 geology 152 architecture 148 French language 123 chemistry 112 more ... physics 97 classical mechanics 94 algebra 88 civil engineering 86 science 78 descriptive geometry 66 mechanical engineering 66 engineering 66 inorganic chemistry 64 geodesy 62 organic chemistry 60 bridges 51 German language 51 agriculture 51 mineralogy 47 English language 46 physiology 46 reciprocating steam engines 45 military affairs 45 exhibitions 44 railway transport 39 technology 35 arithmetic 33 less ...