The Northern Pacific Depot at South Tacoma, Washington, 1958, from the Walter W. Ainsworth Collection.

The Northern Pacific Depot at South Tacoma, Washington, circa 1960, from the Walter W. Ainsworth Collection.

The Northern Pacific Depot at Spokane, Washington, circa 1914. The second depot is pictured, from the Walter W. Ainsworth Collection, photograph by Rikard.

A colored postcard view of north (street side) of the Spokane, Washington station The second depot is pictured, from the Walter W. Ainsworth Collection.

The Northern Pacific Depot at Spokane, Washington, circa 1920. The second depot is pictured, from the James M. Fredrickson Collection.

The Northern Pacific Depot at Sprague, Washington, circa 1950, from the Walter W. Ainsworth Collection.

The Northern Pacific Depot at Sprague, Washington, undated. Located at Milepost 44.6.

The Northern Pacific Depot at Sprague, Washington, undated. Located at Milepost 44.6.

The Northern Pacific Depot at St Anthony Park, Minnesota, undated. Located at Milepost 7.8.

The Northern Pacific Depot at St. Clair, Washington, 1929, from the Walter W. Ainsworth Collection, photograph by James Fischer.