National Topographic Data Base standards and specifications.
Contributors: Canada. Surveys, Mapping and Remote Sensing Sector.
Edition: 1st ed. --
Publisher: Surveys, Mapping and Remote Sensing Sector, Energy, Mines and Resources Canada
Published: 1990
Place of publication: Sherbrooke, Quebec
Language: eng
Subjects: Digital mapping -- Canada -- Data bases -- Standards.; Digital mapping -- Canada -- Data bases -- Specifications.; Topographical drawing -- Conventional signs.; Cartography -- Canada -- Data processing.