Digital orthophoto quadrangleW
Digital orthophoto quadrangle
French Geodesic Mission to LaplandW
French Geodesic Mission to Lapland
Jordan Transverse MercatorW
Jordan Transverse Mercator
Levelling refractionW
Levelling refraction
Nummela Standard BaselineW
Nummela Standard Baseline
Space geodesyW
Space geodesy
Spot heightW
Spot height