Plat Map of Northern Pacific facilities at Wheeler, Washington, October 22, 1953, Sheet Number 1, Line Segment 379, showing the Odair-Connell line.

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

Plat Map of Northern Pacific facilities at Westfall, Montana, August 19, 1926, Sheet Number 3, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Westfall, Montana, August 19, 1926, Sheet Number 1, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at Westfall, Montana, August 19, 1926, Sheet Number 2, Line Segment 42, showing the Helena-Paradise line.

Plat Map of Northern Pacific facilities at West End, Montana, June 1, 1951, Sheet Number 3, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at West End, Montana, June 1, 1951, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at West End, Montana, June 1, 1951, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Welland, Washington, April 25, 1912, Sheet Number 1, Line Segment 450, showing the Ainsworth Junction-Dayton line.

Plat Map of Northern Pacific facilities at Welland, Washington, April 25, 1912, Sheet Number 2, Line Segment 450, showing the Ainsworth Junction-Dayton line.