Plat Map of Spokane, Portland, and Seattle Railway facilities at South Cheney, Washington, October 23, 1915, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Sperry, Washington, August 5, 1915, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Sperry, Washington, August 5, 1915, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Spokane, Washington, June 3, 1916, Sheet Number 2, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Spokane, Washington, June 3, 1916, Sheet Number 1, Line Segment 46, showing the Spokane-Pasco-Spokane, Portland, and Seattle Railway Junction line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Stevenson, Washington, November 16, 1914, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Stevenson, Washington, November 16, 1914, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Stevenson, Washington, February 6, 1951, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Stevenson, Washington, February 6, 1951, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Svensen, Oregon, May 8, 1918, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.