Crew change on Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 501 (former Milwaukee 612) at the depot in Saint Maries, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, station, railroad crew.

Saint Maries River Railroad Electro-Motive Division (EMD) SW1200 diesel locomotive number 501 (former Milwaukee 612) parked at the engine facility in Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 102 (former Milwaukee 301) parked at the engine facility in Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 101 (former Milwaukee 292) parked at the engine facility at Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Saint Maries River Railroad Electro-Motive Division (EMD) GP-9 diesel locomotive number 102 (former Milwaukee 301) parked at the engine facility in Saint Maries, Idaho, circa 1998. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Potlatch Corporation station at Avery, Idaho, in August 1981. Photo by J.M. Fredrickson. Other Subject Classes: station

Plat Map of Northern Pacific facilities at Troy, Idaho, February 13, 1941, Sheet Number 1, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Troy, Idaho, February 13, 1941, Sheet Number 2, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Sandpoint, Idaho, November 1, 1963, Sheet Number 4, Line Segment 36, showing the Pacific Junction-Sandpoint Junction line.

Plat Map of Northern Pacific facilities at Sandpoint, Idaho, February 9, 1955, Sheet Number 2, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Sandpoint, Idaho, February 9, 1955, Sheet Number 3, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Sandpoint, Idaho, February 9, 1955, Sheet Number 4, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Sandpoint, Idaho, February 9, 1955, Sheet Number 1, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Rathdrum, Idaho, November 25, 1935, Sheet Number 1, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Rathdrum, Idaho, November 25, 1935, Sheet Number 2, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Rathdrum, Idaho, November 25, 1935, Sheet Number 3, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Ramsey, Idaho, November 11, 1944, Sheet Number 1, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Ramsey, Idaho, November 11, 1944, Sheet Number 2, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Potlatch, Idaho, June 30, 1914, Sheet Number 2, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Potlatch, Idaho, June 30, 1914, Sheet Number 1, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Moscow, Idaho, undated, Sheet Number 3, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Moscow, Idaho, undated, Sheet Number 1, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Moscow, Idaho, undated, Sheet Number 2, Line Segment 384, showing the Marshall-Arrow line.

Plat Map of Northern Pacific facilities at Kootenai, Idaho, June 3, 1934, Sheet Number 1, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Kootenai, Idaho, June 3, 1934, Sheet Number 3, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Kootenai, Idaho, June 3, 1934, Sheet Number 4, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Kootenai, Idaho, June 3, 1934, Sheet Number 2, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Hope, Idaho, October 7, 1910, Sheet Number 1, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Hope, Idaho, October 7, 1910, Sheet Number 2, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Hope, Idaho, October 7, 1910, Sheet Number 3, Line Segment 44, showing the Paradise-Kootenai line.