The Northern Pacific Depot at Park City, Montana, circa 1960, from the John A. Phillips III Collection.

The Northern Pacific Depot at Paradise, Montana, undated. Located at Milepost 64.2.

The Northern Pacific Depot at Paradise, Montana, 1972, from the Walter W. Ainsworth Collection, photograph by Stan Styles.

Palouse, Washington Northern Pacific depot in 1976. Located at Milepost 59, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

Palouse, Washington Northern Pacific depot in 1976. Located at Milepost 59, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Oriska, North Dakota, undated. Located at Milepost 52.6.

Oriska, North Dakota Northern Pacific depot looking northwest in 1968. Located at Milepost 52.6, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Olympia, Washington, circa 1968. The second depot is pictured, from the Walter W. Ainsworth Collection.

The Northern Pacific Depot at Olympia, Washington, 1953, from the Walter W. Ainsworth Collection, photograph by John Labbe.

The Northern Pacific Depot at Olympia, Washington, 1949, from the Walter W. Ainsworth Collection, photograph by W.C. Whittaker.