Cory, William Wallace

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Lines of equal magnetic horizontal intensity in western Canada for 1917

Lines of equal magnetic horizontal intensity in western Canada for 1917

Canada. Department of the Interior

1917

Lines of equal magnetic inclination in western Canada for 1917

Lines of equal magnetic inclination in western Canada for 1917

Canada. Department of the Interior

1917

Map of northern Alberta land districts comprising agencies of Peace River & Grande Prairie

Map of northern Alberta land districts comprising agencies of Peace River & Grande Prairie

Canada. Department of the Interior

1918

Map of northern Alberta land districts comprising agencies of Peace River, Grande Prairie & Edmonton

Map of northern Alberta land districts comprising agencies of Peace River, Grande Prairie & Edmonton

Canada. Department of the Interior

1919

Map of the Grand Prairie Peace River and Grouard Land Districts Province of Alberta

Map of the Grand Prairie Peace River and Grouard Land Districts Province of Alberta

Canada. Department of the Interior

1916

Mining Districts in Yukon

Mining Districts in Yukon

Canada. Department of the Interior

1907

The Pines Forest Reserve

The Pines Forest Reserve

Canada. Department of the Interior. Forestry Branch

1908