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Contained within the 2nd Edition (1915) of the Atlas of Canada is a plate comprised of 12 maps of isothermal lines. One map for each month of the year. These lines are drawn at intervals of 5 degrees Fahrenheit. The isolines were deduced from yearly observations collected by the Meteorological...

Contained within the 2nd Edition (1915) of the Atlas of Canada is a plate comprised of 11 maps. The two maps at the top of the plate show isothermal lines for summer and for the entire year, with temperature units measured in Fahrenheit. The annual isothermal lines follow an Easterly and Westerly...

Contained within the 2nd Edition (1915) of the Atlas of Canada is a plate that shows 9 maps. Four maps show the average possible hours of sunshine for Canada in the summer months. There is a map for the entire summer and individual maps for each of the summer months (June, July, and August. The...

Contained within the 2nd Edition (1915) of the Atlas of Canada is a map that shows the geologic rock types of Western Canada. This map denotes the bedrock geology using letter codes and colour to indicate surface coverage and principal rock types. The legend includes the period and epoch rock...

Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows the physiographic regions as well as the physiographic divisions at different scales, explaining the topography and rock types within Canada.

Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the physiography of Southern Ontario, from soil or land types to physical features. It was compiled from detailed maps published by the Ontario Research Foundation in 1951. They accompanied the monograph entitled...

Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the locations of glacial materials, circa mid-1950s. The extents of existing glaciers and ice caps are shown. The direction of ice movement is illustrated by denoting the trends of drumlins (elongated or oval hills...

Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the bedrock geology across Canada that was compiled by the Geological Survey of Canada, circa 1956. The map denotes the geological time periods and makeup of bedrock for the Canadian landmass. This map denotes the...

Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows 20 different maps of principal minerals across Canada, circa 1955. The maps were compiled from information supplied by the Mines Branch of the Department of Mines and Technical Surveys. Usually, the principal...

Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows maps of earthquakes, magnetism and tides across Canada. The two larger upper maps on this plate show geomagnetism. Since the North Magnetic Pole is in a different position from the Geographical North Pole, and...