GeoAccess Division

                                Geomatics Canada
                     Department of Natural Resources Canada

				   * * * * *


                          NATIONAL ATLAS DIGITAL DATA



	This directory contains 1:30 million scale National Atlas
	digital base map data for Canada. The data was produced by the
	GeoAccess Division, formerly the National Atlas Information
	Service (NAIS), of Geomatics Canada.



	GENERAL INFORMATION
	Scale:			1:30 000 000
	Data Format:		uncompressed ARC/INFO .e00 (.e00)
	Data Type:		2D layered vector data
	Geographic Extent:	Canada
	Transfer Method:	ISO 9660 CD-ROM
				3.5" diskette (DOS)
				8 mm cassette (UNIX)

	Date:			Information updated as of 1996-1997.


	LIABILITY
	The Government of Canada and the Department of Natural 
	Resources Canada assumes NO liability for any errors or
	ommisions in the digital data it provides to users.

	SOURCE
	Derived from larger scale maps of the National Atlas of Canada
	series. Other sources of data were usually taken from maps and
	statistical documents produced by Canadian governmental agencies.

	ACCURACY/PRECISION
	Co-ordinate Precision:	+/- 2000 metres
	Co-ordinate Accuracy:	+/- 40 kilometres

	PROJECTION INFORMATION
	Projection:		unprojected - Geographical coordinates
                                (Latitude/Longitude)




	THEMATIC COVERAGES

	Note: Disregard any layers not listed below.
	      
	      Occasionally small errors may be encountered but should
	      not effect the quality of the data set.

	      If you discover any discrepancies we would appreciate it
	      if you would notify us so that we can amend our master 
	      files. Thank you.



       *suffix "g"=geographic coordinates only (no projection)
	
	File Name	Layer	Type/Description
	---------	-----	----------------


	boundg.e00		LINE

			35	International boundaries
			36	Provincial/Territorial boundaries
			37	District boundaries
			38	Undemarcated boundaries
			39	Canada-Greenland(Kalaallit Nunaat)
	


	draing.e00		LINE

			13	Foreign islands (some)
			14	Islands within lakes
			15	Coastline 
                        16      Lake shorelines
                        17      Rivers
 


	drpolyg.e00		POLY

			8	Waterfill
			11	Canadian landfill
			12	Foreign landfill



	frameg.e00		LINE

			1       Neatline of Canada map
                        2       Inside border line
                        3       Outside border line

                                POLY

                        0       Background area fill to neatline
                        16      Neatline to outside border fill



	gridg.e00		LINE

			8	Projection lines(20 degree lat interval)
						(30 degree long interval)
			9	Arctic Circle



	iceg.e00		LINE

			0	Connector line
			1	Bounding box frame
			15	Coastline
			28	Limit of permanent Polar Ice

				POLY

			16	Water fill for bounding box
			28	Permanent Polar Ice fill (on water)
			1000	Islands (excluding polar ice)



	leafg.e00		POINT

			12	TransCanada highway marker




	nunbdyg.e00		LINE

			36	Nunavut boundary




	rail_fng.e00            LINE/FOREIGN
 
                        81      Railways
 


	railg.e00		LINE

			80	Railways



	road_fng.e00            LINE/FOREIGN
 
                        76      Main roads
 
 

	roadg.e00		LINE

			0	TransCanada highway marker circle
			66	Main roads
			67	Secondary roads
			68	Other roads
			74	Ferries 
			1000	TransCanada highway marker road section


	twng.e00		POINT

			90	Place 



	twnarcg.e00		LINE

			95      Federal capital outline
                        96      Provincial/Territorial capital outline
                        97      Nunavut capital outline

				POLY

			95      Federal capital star fill
                        96      Provincial/Territorial capital star fill
			97	Nunavut capital star fill                        


				   * * * * *

	If you have any questions or comments regarding the content or
	quality of this data set or the availablity of other Digital
	Geographic products, please contact:



                            GeoAccess Division
                             Geomatics Canada
                         Rm 650-615 Booth Street
                              Ottawa, Ontario
                                 Canada
                                K1A  0E9


     			
           	              
		   Internet email: - info@geogratis.gc.ca
		   



	NOTICE:  The Data provided is protected under the Copyright
		 Act of Canada.

		 It is NOT for redistribution or resale.

		 Other restrictions may apply. In order to ensure that 
		 your intended usage conforms with the Copyright Act of
		 Canada and/or any other rules, regulations, etc. that
		 may be applicable, please contact us at the above
		 address.


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