Folded Dimensions: 5.25" X 10""
Open Dimensions: 41 W X 29 H
Date Location: On Cover and at top of Legend; " Information Compiled to January 1, 1980".
Cover Description - A color aerial photograph of the Noden Causeway over Rainy Lake taken when the lighting is subdued and the water is calm.  Black text is used above the photograph and below the photograph is the "Yours to Discover" flag.  The photograph is 4.5" Wide X 5" High. 
Date Code: 81/R/1,500.000
Southern Ontario Scale: 1:800,000
Northern Ontario Scale: 1:1,600,000
South Central Ontario Scale: 1:560,000
 
Main Legend Side Features: Map of Southern Ontario with legend, Map of South-Central Ontario, Ontario's Traffic Signs, Cartographic Information, MTC District Addresses & Telephone Numbers, Ontario Provincial Police Information, Provincial Travel Information Centers, Map Publications and close up maps of 12 communities.
Opposite Side Features: Map of Northern Ontario, Distance Triangle with Kilometric distances, Settlement Index of Cities, Towns and Villages - (Northern & Southern Ontario), Radio Station Guide, Travel & Tourist Publications & Maps, Remote Northern Ontario Transportation and Communications Services and close up maps of 7 communities.
 
Compiled By: Cartography Section, Surveys & Plans Office, Ministry of Transportation and Communications
Premier: William G. Davis
Minister: James Snow, Ministry of Transportation and Communications
Deputy Minister: Harold Gilbert, Ministry of Transportation and Communications
Note: A map was initially issued cover dated 1980/81.  In 1981 an additional map was issued date coded 1981.  This was the first map to use what became the standard white background with black text and a photograph.

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81rainy lake
Highway 11 crosses Rainy Lake via the Noden Causeway - officially opened on June 28, 1965.  This is in the northwest portion of the province, north of Minnesota and east of Manitoba. The Noden Causeway is featured on the cover of the map.
81OPP
Prior to 1980 the OPP were listed on the maps with information about District Headquarters locations and telephone numbers.  Starting in 1980 - things were simplified thanks to modern technology - for the time.  A "Zenith" number was offered to reach the OPP anywhere in the province.