The Northern Pacific Depot at Ravalli, Montana, 1950, from the Walter W. Ainsworth Collection, photograph by Frank McKinlay.

The Northern Pacific Depot at Rainier, Washington, circa 1910, from the James M. Fredrickson Collection.

Plat Map of Northern Pacific facilities at Ravalli, Montana, undated, Sheet Number 2, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Ravalli, Montana, undated, Sheet Number 3, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Ravalli, Montana, undated, Sheet Number 1, Line Segment 42, showing the Helena-Paradise line.

Northern Pacific Engineering Drawing: Walk Plan, Bridge 36 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 36.95. Sheet 441 - 22, undated.

Northern Pacific Engineering Drawing: Walk Plan, Bridge 35 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 35.95. Sheet 441 - 22, undated.

Northern Pacific Engineering Drawing: Walk Plan, Bridge 31 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 31.1. Sheet 441 - 22, undated.