geodesy 234 measurement 40 levelling 24 apparatus 18 topography 15 astronomy 13 cartography 12 more ... goniometry 8 geodetic networks 6 history 6 mathematics 6 tacheometry 6 geometry 5 altitude 5 least squares 4 planimetry 4 military affairs 4 calculations 4 geographic coordinates 4 analytical geometry 3 physics 3 classical mechanics 3 measuring instruments 3 positional astronomy 3 manometers 3 Moon 2 Sun 2 astronomical instruments 2 artificial satellites 2 mine surveying 2 less ...