Burlington Northern Engineering Drawing: Klickitat/Benton City Land Survey 0047. Burlington Northern File Number R-25-11, Reference Number 101, Sheet 016018.

News story of Northern Pacific switchback at Stampede Pass, Washington Territory, in 1887. Description of switchback operation, diagram. J.M. Fredrickson collection.. Other Subject Classes: switchback

Great Northern Profile Map 1, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 10, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 11, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 12, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 13, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 14, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 15, Cascade Summit to Skykomish, Washington, 1894. This is the westernmost map , showing Skykomish, Washington. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 2, Cascade Summit to Skykomish, Washington, 1894. This segment shows the original switchbacks. The original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archives at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 3, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 4, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 5, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 6, Cascade Summit to Skykomish, Washington, 1894. This segment shows the Martin Creek trestles. (Rotate the drawing for correct orientation.) Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Map 8, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.

Great Northern Profile Maps 7 and 9, Cascade Summit to Skykomish, Washington, 1894. Original drawings in this series are heavy cardboard with cloth backing. A.B. Wilse produced a rolled map from Stevens Pass summit to Skykomish - these seem to be the base drawings. From the Great Northern Railway Historical Society Archive at the Jackson Street Roundhouse, Saint Paul, Minnesota.