Mid-West Map Company & Rainbow Corporation. (1940). Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park areas. Mid-west Map Co.?.
Cita Chicago Style (17a ed.)Mid-West Map Company y Rainbow Corporation. Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park Areas. [Aurora, Mo.?: Mid-west Map Co.?, 1940.
Cita MLA (8a ed.)Mid-West Map Company y Rainbow Corporation. Pacific Northwest: Embracing the Grand Coulee, Glacier, Yellowstone, Rainier and Canadian National Park Areas. Mid-west Map Co.?, 1940.
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