Plat Map of Northern Pacific facilities at Spurling, Montana, August 22, 1927, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Spurling, Montana, August 22, 1927, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Spurling, Montana, August 22, 1927, Sheet Number 4, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at St. Clair, Washington, undated, Sheet Number 1, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at St. Clair, Washington, undated, Sheet Number 2, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at St. Regis, Montana, April 4, 1925, Sheet Number 1, Line Segment 43, showing the De Smet-Paradise line.

Plat Map of Northern Pacific facilities at St. Regis, Montana, April 4, 1925, Sheet Number 2, Line Segment 43, showing the De Smet-Paradise line.

Plat Map of Northern Pacific facilities at Staley, Washington, undated, Sheet Number 2, Line Segment 385, showing the Pullman Junction-Genesee line.

Plat Map of Northern Pacific facilities at Staley, Washington, undated, Sheet Number 1, Line Segment 385, showing the Pullman Junction-Genesee line.

Plat Map of Northern Pacific facilities at Stampede, Washington, January 1, 1953, Sheet Number 1, Line Segment 49, showing the Ellensburg-Rainier (Auburn) line.