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 1, 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 Svensen, Oregon, May 8, 1918, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Svensen, Oregon, May 8, 1918, Sheet Number 2, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Terrebone, Oregon, June 30, 1916, Sheet Number 2, Line Segment 53, showing the Wishram-Bend line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Terrebone, Oregon, June 30, 1916, Sheet Number 1, Line Segment 53, showing the Wishram-Bend line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Underwood, Washington, November 11, 1946, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

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

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 30, 1916, Sheet Number 2, Line Segment 643, showing the Mainline, property listings.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 30, 1916, Sheet Number 1, Line Segment 643, showing the Mainline, waterfront, industry spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, December 10, 1952, Sheet Number 2, Line Segment 643, showing the Vancouver Yard, roundhouse.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, December 10, 1952, Sheet Number 1, Line Segment 643, showing the Vancouver Yard.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, August 11, 1954, Sheet Number 1, Line Segment 643, showing the Wye, depot, industry spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, August 11, 1954, Sheet Number 2, Line Segment 643, showing the Vancouver Yard, wye, depot.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 16, 1966, Sheet Number 1, Line Segment 643, showing the North yard, Northern Pacific mainline.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 16, 1966, Sheet Number 1, Line Segment 643, showing the North yard, Northern Pacific mainline.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 16, 1966, Sheet Number 2, Line Segment 643, showing the North yard, Northern Pacific mainline.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, June 16, 1966, Sheet Number 2, Line Segment 643, showing the North yard, Northern Pacific mainline.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, March 27, 1967, Sheet Number 1, Line Segment 643, showing the Port of Vancouver yard, dock spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, April 6, 1968, Sheet Number 1, Line Segment 643, showing the Vancouver Yard, depot, grain terminal.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vancouver, Washington, April 6, 1968, Sheet Number 2, Line Segment 643, showing the Port of Vancouver yard, grain terminal.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vernonia, Oregon, undated, Sheet Number 1, Line Segment 443, showing the Bowers Junction-Vernonia line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Vernonia, Oregon, undated, Sheet Number 2, Line Segment 443, showing the Bowers Junction-Vernonia line.