Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 1, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at Ridgefield, Washington, December 20, 1926, Sheet Number 3, Line Segment 52, showing the Tacoma-Vancouver line.

Plat Map of Northern Pacific facilities at Ring, Oregon, undated, Sheet Number 1, Line Segment 451, showing the Attalia-Union Pacific Connection (Pendleton) line.

Plat Map of Northern Pacific facilities at Ring, Oregon, undated, Sheet Number 2, Line Segment 451, showing the Attalia-Union Pacific Connection (Pendleton) line.

Plat Map of Northern Pacific facilities at Riparia, Washington, February 18, 1914, Sheet Number 2, Line Segment 435, showing the Riparia-Attalia line.

Plat Map of Northern Pacific facilities at Riparia, Washington, February 18, 1914, Sheet Number 1, Line Segment 435, showing the Riparia-Attalia line.

Plat Map of Northern Pacific facilities at Riparia, Washington, undated, Sheet Number 3, Line Segment 435, showing the Riparia-Attalia line.

Plat Map of Northern Pacific facilities at Riparia, Washington, undated, Sheet Number 1, Line Segment 435, showing the Riparia-Attalia line.

Plat Map of Northern Pacific facilities at Riparia, Washington, undated, Sheet Number 2, Line Segment 435, showing the Riparia-Attalia line.

Plat Map of Northern Pacific facilities at Ritzville, Washington, November 13, 1945, Sheet Number 1, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line.