Architectural structure & design Engineering graphics & technical drawing 87 Art techniques & principles 78 Architecture 12 City & town planning - architectural aspects 9 Theory of architecture 9 History of architecture 8 Environmentally-friendly architecture & design 6 Technical design 6 Urban & municipal planning 5 Urban communities 5 Architecture: professional practice 4 Other manufacturing technologies 3 Public buildings: civic, commercial, industrial, etc 3 Sociology 3 Sociology & anthropology 3 Building construction & materials 2 Croatia 2 History of art: Byzantine & Medieval art c 500 CE to c 1400 2 Industry & industrial studies 2 Landscape art & architecture 2 User interface design & usability 2 Anthropology 1 Archaeology by period / region 1 Central Asia 1 Civil engineering, surveying & building 1 Drawing & drawings 1 Educational: Art & design 1 Engineering: general 1 European history 1