Cascades of the Columbia River, 1909. Fred H. Kiser Photograph. This is a postcard image.

Cascades of the Columbia River, 1909. Fred H. Kiser Photograph. This is a postcard image.

Aerial view of the Bonneville Dam at North Bonneville, Washington on the SP&S, undated. This is a postcard image.

A view of Bonneville Dam at North Bonneville, Washington on the SP&S, undated. This is a postcard image.

Aerial view of Bonneville Dam, undated. This is a postcard image.