The Northern Pacific Depot at Logan, Montana, undated. Located at Milepost 49.

The Northern Pacific Depot at Livingston, Montana, undated. The second depot is pictured. Located at Milepost 115.7.

Plat Map of Northern Pacific facilities at Logan, Montana, November 14, 1932, Sheet Number 3, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Logan, Montana, November 14, 1932, Sheet Number 4, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Logan, Montana, November 14, 1932, Sheet Number 1, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Logan, Montana, November 14, 1932, Sheet Number 2, Line Segment 42, showing the Helena-Paradise line.

Northern Pacific steam locomotive 5120 at Logan, Montana, circa 1950. Number 5120, a class Z-6 built by Alco-Schenectady in 1937, is making a light move. Photo by Blackie Moser, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, railroad crew

Northern Pacific steam locomotive 1594 at Logan, Montana, on August 22, 1943. Number 1594 is a class W built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo