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

Plat Map of Northern Pacific facilities at Tokio, Washington, March 22, 1906, Sheet Number 1, Line Segment 48, showing the Pasco-Ellensburg line.

Plat Map of Northern Pacific facilities at Tokio, Washington, March 22, 1906, Sheet Number 2, Line Segment 48, showing the Pasco-Ellensburg line.

Plat Map of Northern Pacific facilities at Toole, Montana, undated, Drawing Number 87675, Sheet Number 1, Line Segment 43, showing the De Smet-Paradise line.

Plat Map of Northern Pacific facilities at Toole, Montana, undated, Drawing Number 87675, Sheet Number 2, Line Segment 43, showing the De Smet-Paradise line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, October 1, 1955, Sheet Number 3, Line Segment 48, showing the Pasco-Toppenish line, Toppenish Sugar Company.

Plat Map of Northern Pacific facilities at Toppenish, Washington, October 1, 1955, Sheet Number 1, Line Segment 48, showing the Pasco-Toppenish line, Toppenish Sugar Company.

Plat Map of Northern Pacific facilities at Toppenish, Washington, October 1, 1955, Sheet Number 2, Line Segment 48, showing the Pasco-Toppenish line, Toppenish Sugar Company.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 4, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 5, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 6, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 1, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 2, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toppenish, Washington, undated, Sheet Number 3, Line Segment 48, showing the Pasco-Toppenish line.

Plat Map of Northern Pacific facilities at Toston, Montana, October 12, 1953, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Toston, Montana, October 12, 1953, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Toston, Montana, October 12, 1953, Sheet Number 3, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Townsend, Montana, August 15, 1929, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Townsend, Montana, August 15, 1929, Sheet Number 5, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Townsend, Montana, August 15, 1929, Sheet Number 4, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Townsend, Montana, August 15, 1929, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Townsend, Montana, August 15, 1929, Sheet Number 3, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Trentwood, Washington, September 30, 1942, Sheet Number 1, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Trentwood, Washington, September 30, 1942, Sheet Number 2, Line Segment 45, showing the Kootenai-Spokane line.

Plat Map of Northern Pacific facilities at Trident, Montana, April 29, 1910, Sheet Number 1, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Trident, Montana, April 29, 1910, Sheet Number 2, Line Segment 41, showing the Billings-Helena line.

Plat Map of Northern Pacific facilities at Trout Creek, Montana, February 22, 1933, Sheet Number 1, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Trout Creek, Montana, February 22, 1933, Sheet Number 2, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Trout Creek, Montana, February 22, 1933, Sheet Number 4, Line Segment 44, showing the Paradise-Kootenai line.

Plat Map of Northern Pacific facilities at Trout Creek, Montana, February 22, 1933, Sheet Number 3, Line Segment 44, showing the Paradise-Kootenai line.