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National Topographic Data Base (NTDB)
The NTDB provides a base of properly structured vector data (segmentation, mathematical closure, connection and sharing between entities) designed and suited for geographic... -
CanVec, Canada
CanVec aims to have standardized and actualized representation of topographic phenomenon for the entire Canadian landmass. -
Atlas of Canada 1,000,000 National Frameworks Data, Hydrology Drainage Areas
The Atlas of Canada 1,000,000 National Frameworks Data are a set of integrated base map layers, which form the Atlas of Canada 1,000,000 National Frameworks Data collection....
