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David Thompson s Travels is one of the finest early expressions of the Canadian experience. The work is not only the account of a remarkable life in the fur trade but an extended meditation on the land and Native peoples of western North America. The second in a planned three volumes of Thompson s writings, this edition completes the great surveyor and fur trader s spirited autobiographical narrative. In the 1848 Travels, Thompson describes his most enduring historical legacy - the extension of the fur trade across the Continental Divide between 1807 and 1812. During these years he...

An Insiders Guide to Inspecting, Maintaining, and Operating Bridges

Suspension bridges are graceful, aesthetic, and iconic structures. Due to their attractiveness and visibility, they are well-known symbols of major cities and countries in the world. They are also essential form of transportation infrastructure built across large bodies of water. Despite being expensive to build, they are economical structures for the lengths they span. They have evolved significantly from the basic concept dating back to 200 BC China through the first design for a...

Guidance on Protecting and Extending the Life of Suspension Bridges

Suspension bridges are graceful, aesthetic, and iconic structures. Due to their attractiveness and visibility, they are well-known symbols of major cities and countries in the world. They are also an essential form of transportation infrastructure built across large bodies of water. Despite being expensive to build, they are economical structures for the lengths they span. They have evolved significantly from the basic concept dating back to 200 BC China through the first design for...