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Geologic map of North America

Map shows the known geology of early twentieth century North America. Includes legend of geological periods. Scale not given.
Date: 1911
Creator: Selden, Henry S.
System: The Portal to Texas History

Map of the Canadian Pacific Railway : the Minneapolis, St. Paul & Sault Ste. Marie Railway, the Duluth, South Shore & Atlantic Railway and connections.

Map shows railroads, shipping lines, state and provincial boundaries, cities and towns for southern portions of Canada and northern portions of the United States; parks and reserves. Scale [ca. 1:4,670,000].
Date: 1911
Creator: Canadian Pacific Railway Company
System: The Portal to Texas History