Pingree, North Dakota Northern Pacific depot during the Summer of 1972. Located at Milepost 21.3, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

Pine River, Minnesota Northern Pacific depot in 1983. Located at Milepost 32.6, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Pe Ell, Washington, circa 1900. Located at Milepost 22.3.

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

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

Burlington Northern 1402 switches a way freight train at Oakes, North Dakota with the Chicago and Northwestern-Northern Pacific depot in in the background in 1987. Located at Milepost 69.1, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

Burlington Northern 1402 switches a way freight train at Oakes, North Dakota with the Chicago and Northwestern-Northern Pacific depot in in the background in 1987. Located at Milepost 69.1, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Noxon, Montana, undated. Located at Milepost 70.1.

Nome, North Dakota Northern Pacific depot looking southwest in 1968. Located at Milepost 32.5, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Nisswa, Minnesota, undated. Located at Milepost 17.4.

Montpelier, North Dakota Northern Pacific depot and elevator looking northeast in 1968. Located at Milepost 18.7, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at Milnor, Minnesota, circa 1910.

McMurray, Washington Northern Pacific depot with a standing northbound passenger train, from the Walter W. Ainsworth Collection.

McKenzie, North Dakota Northern Pacific depot looking southwest in 1969. Located at Milepost 83.6, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The Northern Pacific Depot at McHenry, North Dakota, undated. Located at Milepost 60.2.

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

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

The Northern Pacific Depot at Marion, North Dakota, undated. Located at Milepost 60.2.

An operator in the Northern Pacific Depot at Marion, North Dakota, undated. Located at Milepost 60.2.

Passengers wait for a train at the Marion, North Dakota depot circa 1915. Located at Milepost 60.2, from the collection of Duane Danielson.

The Northern Pacific Depot at Mapleton , North Dakota, 1965, from the collection of Bill Kuebler, photograph by Jack Zelinski.

The Northern Pacific Depot at Mandan, North Dakota, undated. Located at Milepost 107.5.

The Northern Pacific Depot at Mandan, North Dakota, undated. Located at Milepost 107.5.

The Northern Pacific Depot at Mandan, North Dakota, undated. Located at Milepost 107.5.

The Northern Pacific Depot at Maltby, Washington, circa 1960. The second depot is pictured, from the George Simonson Collection.

The Northern Pacific Depot at Litchville, North Dakota, undated. Located at Milepost 52.9.

The Northern Pacific Depot at Litchville, North Dakota, undated. Located at Milepost 52.9.

Lisbon, North Dakota Northern Pacific depot in 1987. Located at Milepost 56.4, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

Lisbon, North Dakota Northern Pacific depot looking notheast in 1968. Located at Milepost 56.4, from the Charles W Bohi Collection, photograph by Charles W. Bohi.

The joint Milwaukee-Northern Pacific passenger depot at Linton, North Dakota in 1968. Located at Milepost 44.7, from the Charles W Bohi Collection, photograph by Charles W. Bohi.