Plat Map of Northern Pacific facilities at Spire Rock, Montana, July 3, 1914, Sheet Number 1, Line Segment 326, showing the Logan-Butte line.

Plat Map of Northern Pacific facilities at Spire Rock, Montana, July 3, 1914, Sheet Number 2, Line Segment 326, showing the Logan-Butte line.

Plat Map of Northern Pacific facilities at Spokane, Washington, April 27, 1921, Drawing Number 01870-4, Sheet Number 4, Line Segment 46, 651, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line, Latah Creek bridge.

Plat Map of Northern Pacific facilities at Spokane, Washington, April 27, 1921, Drawing Number 01870-4, Sheet Number 1, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line, Latah Creek.

Plat Map of Northern Pacific facilities at Spokane, Washington, April 27, 1921, Drawing Number 01870-4, Sheet Number 2, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line, Latah Creek.

Plat Map of Northern Pacific facilities at Spokane, Washington, April 27, 1921, Drawing Number 01870-4, Sheet Number 3, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line, Latah Creek.

Plat Map of Northern Pacific facilities at Spokane, Washington, May 1, 1942, Sheet Number 1, Line Segment 653, showing the Hillyard Shop, industry spur.

Plat Map of Northern Pacific facilities at Spokane, Washington, September 1, 1946, Sheet Number 1, Line Segment 45, 651, showing the Kootenai-Spokane line, east Spokane, Great Northern yard.

Plat Map of Northern Pacific facilities at Spokane, Washington, January 1, 1946, Sheet Number 1, Line Segment 652, showing the Depot, Great Northern and Milwaukee Road interchanges.

Plat Map of Northern Pacific facilities at Spokane, Washington, September 1, 1946, Sheet Number 2, Line Segment 45, 651, showing the Kootenai-Spokane line, Yardley, Great Northern yard and interchange.