Weiland_EPR16Nrmba1996 tiled_grid http://www.geomapapp.org/GMA/Layers/Grids/Gravity_Grids/Weiland_EPR16Nrmba1996/ http://www.marine-geo.org/link/entry.php?id=EPR_16N_Weiland 451.328125 454.515625 -30.59375 -26.984375 -24.67942420959473 53.67057579040527 64 64