Plat Map of Northern Pacific facilities at Drummond, Montana, February 9, 1910, Sheet Number 2, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Drummond, Montana, February 9, 1910, Sheet Number 1, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Drummond, Montana, February 9, 1910, Sheet Number 3, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Milwaukee Road facilities at Drummond, Montana, September 6, 1915, Sheet Number 1, showing the Drummond yard.

Plat Map of Milwaukee Road facilities at Drummond, Montana, September 6, 1915, Sheet Number 2, showing the Drummond yard.

Northern Pacific 5135, a class Z-8, hauls an eastbound fruit extra between Missoula and Drummond, Montana, in August 1943. Note the parallel Milwaukee main line in the background. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train, ice refrigerator car.

Northern Pacific steam locomotive 5107 at Drummond, Montana, in 1940. Number 5107 is a class Z-6 built by Alco-Schenectady in 1936. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 5107 at Drummond, Montana, in 1939. Number 5107 is a class Z-6 built by Alco-Schenectady in 1936. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific Engineering Drawing: Tie Plan, Bridge 0.1 - no general plan found, Drummond, Montana, Line Segment 340, Milepost 0.5. Sheet 1059 - 25, undated.

Northern Pacific Engineering Drawing: Steel Detail for Alteration, Bridge 0.1 - no general plan found, Drummond, Montana, Line Segment 340, Milepost 0.5. Sheet 1059 - 25, undated.