Plat Map of Northern Pacific facilities at Montesano, Washington, undated, Sheet Number 1, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, undated, Sheet Number 2, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, October 1, 1924, Sheet Number 3, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, October 1, 1924, Sheet Number 4, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, October 1, 1924, Sheet Number 2, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, October 1, 1924, Sheet Number 1, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, June 30, 1914, Sheet Number 2, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Montesano, Washington, June 30, 1914, Sheet Number 1, Line Segment 402, showing the Saint Clair-Moclips line.

Plat Map of Northern Pacific facilities at Monohon, Washington, February 20, 1907, Sheet Number 1, Line Segment 404, showing the North Bend-Woodinville line.

Plat Map of Northern Pacific facilities at Monohon, Washington, February 20, 1907, Sheet Number 2, Line Segment 404, showing the North Bend-Woodinville line.

Plat Map of Northern Pacific facilities at Mondovi, Washington, September 23, 1906, Sheet Number 1, Line Segment 378, showing the Cheney-Coulee City line.

Plat Map of Northern Pacific facilities at Mondovi, Washington, September 23, 1906, Sheet Number 2, Line Segment 378, showing the Cheney-Coulee City line.

Plat Map of Northern Pacific facilities at Moccasin, Montana, June 1, 1914, Sheet Number 3, Line Segment 362, showing the Mossmain-Great Falls line.

Plat Map of Northern Pacific facilities at Missoula, Montana, undated, Sheet Number 1, Line Segment 716, showing the Missoula yard, Milwaukee Road interchange.

Plat Map of Northern Pacific facilities at Missoula, Montana, undated, Sheet Number 2, Line Segment 716, showing the Milwaukee Road interchange, industry spurs.

Plat Map of Northern Pacific facilities at Missoula, Montana, undated, Sheet Number 3, Line Segment 716, showing the Missoula yard, Darby line.

Plat Map of Northern Pacific facilities at Missoula, Montana, May 1, 1974, Sheet Number 2, Line Segment 716, showing the Missoula yard, industry spurs.

Plat Map of Northern Pacific facilities at Missoula, Montana, May 1, 1974, Sheet Number 1, Line Segment 716, showing the Industry trackage.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 2, Line Segment 716, showing the Missoula yard, depot, roundhouse.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 5, Line Segment 716, showing the Missoula yard.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 3, Line Segment 716, showing the Missoula yard, industry spurs.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 4, Line Segment 716, showing the Missoula yard.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 1, Line Segment 716, showing the Missoula yard, east end.

Plat Map of Northern Pacific facilities at Missoula, Montana, November 11, 1969, Sheet Number 6, Line Segment 716, showing the Missoula yard, west end.

Plat Map of Northern Pacific facilities at Missoula, Montana, September 23, 1915, Sheet Number 1, Line Segment 716, showing the Missoula yard, industry spurs.

Plat Map of Northern Pacific facilities at Missoula, Montana, September 23, 1915, Sheet Number 2, Line Segment 716, showing the Dakota Street spur.

Plat Map of Northern Pacific facilities at Mission, Montana, May 22, 1917, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Mission, Montana, May 22, 1917, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Mission, Montana, May 22, 1917, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Mission, Montana, May 22, 1917, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.