AUSGeoid98 data files contain a 2 minute grid of AUSGeoid98 data covering the Australian region, which you can use to interpolate geoid-ellipsoid separations for the positions required.You can use you
The surficial geology, wetlands, and deepwater habitats of the Coeur d' Alene River Valley, Idaho were mapped by Arthur A. Bookstrom and Stephen E. Box (1996-1998) onto 1:24,000 scale topographic base
This is a georeferenced raster image of a printed paper map of the Brockville, Ontario / United States region (Sheet No. 031B12), published in 1982. It is the seventh edition in a series of maps, whic
