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

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

Plat Map of Northern Pacific facilities at Bayne, Washington, January 12, 1912, Sheet Number 1, Line Segment 411, showing the Palmer Junction-Meeker line.

Plat Map of Northern Pacific facilities at Bayne, Washington, January 12, 1912, Sheet Number 2, Line Segment 411, showing the Palmer Junction-Meeker line.

Plat Map of Northern Pacific facilities at Bay Shore, Washington, March 1, 1953, Sheet Number 1, Line Segment 426, showing the Bangor-Shelton line.

Plat Map of Northern Pacific facilities at Bay Shore, Washington, March 1, 1953, Sheet Number 2, Line Segment 426, showing the Bangor-Shelton line.

Plat Map of Northern Pacific facilities at Bassett Junction, Washington, July 23, 1910, Sheet Number 1, Line Segment 379, 449, showing the Odair-Connell line, Schrag-Bassett Junction line.

Plat Map of Northern Pacific facilities at Bassett Junction, Washington, July 23, 1910, Sheet Number 2, Line Segment 379, showing the Odair-Connell line.

Plat Map of Northern Pacific facilities at Bass, Montana, August 9, 1929, Sheet Number 1, Line Segment 333, showing the Missoula-Darby line.

Plat Map of Northern Pacific facilities at Bass, Montana, August 9, 1929, Sheet Number 2, Line Segment 333, showing the Missoula-Darby line.