The Northern Pacific Depot at Duluth, Minnesota, circa 1910. The second depot is pictured.

The Northern Pacific Depot at Duluth, Minnesota, circa 1910. The second depot is pictured.

The Northern Pacific Depot at Duluth, Minnesota, circa 1960. The second depot is pictured, from the Northern Pacific Railroad Historical Association Collection.

The Northern Pacific Depot at Duluth, Minnesota, circa 1960.

The Northern Pacific Freighthouse at Duluth, Minnesota, circa 1965, from the Northern Pacific Railroad Historical Association Collection.

Eagle Gorge depot, which was built on piling and hung over the Green River.ÿThe depot was abandoned in the 1959 line change caused by the Howard Hanson dam project. Located at Milepost 110.4, from the collection of Gary Emmons, photograph by Bud Emmons.

The Northern Pacific Depot at East Auburn, Washington, April 1971, from the Walter W. Ainsworth Collection, photograph by Robert W. Johnston.

East Helena, Montana Northern Pacific depot in 1973. Located at Milepost 118.4, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The end of the East Helena, Montana depot which replaced one that burned. Located at Milepost 118.4, photograph by Rick Leach.

The Northern Pacific Depot at East Olympia, Washington, circa 1968, from the Walter W. Ainsworth Collection, photograph by Robert W. Johnston.