Plat Map of Spokane, Portland, and Seattle Railway facilities at Bowers Junction, Oregon, February 8, 1915, Sheet Number 2, Line Segment 443, showing the Bowers Junction-Vernonia line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Burr, Washington, July 22, 1915, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Burr, Washington, July 22, 1915, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

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

Plat Map of Spokane, Portland, and Seattle Railway facilities at Camas, Washington, October 11, 1946, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

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

Plat Map of Spokane, Portland, and Seattle Railway facilities at Cambrai, 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 Cambrai, 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 Camp Clatsop, Oregon, April 2, 1915, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Camp Clatsop, Oregon, April 2, 1915, Sheet Number 2, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Centerville, Washington, November 20, 1915, Sheet Number 1, Line Segment 439, showing the Goldendale-Lyle line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Centerville, Washington, November 20, 1915, Sheet Number 2, Line Segment 439, showing the Goldendale-Lyle line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Christie, Oregon, June 5, 1912, Sheet Number 2, Line Segment 443, showing the Bowers Junction-Vernonia line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Christie, Oregon, June 5, 1912, Sheet Number 1, Line Segment 443, showing the Bowers Junction-Vernonia line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Clatskanie, Oregon, March 16, 1915, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Clatskanie, Oregon, March 16, 1915, Sheet Number 2, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Clifton, Oregon, May 4, 1915, Sheet Number 2, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at Clifton, Oregon, May 4, 1915, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.

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

Plat Map of Spokane, Portland, and Seattle Railway facilities at Cooks, Washington, February 23, 1915, Sheet Number 2, Line Segment 47, showing the Latah Junction-Portland line.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Portland, Oregon, October 29, 1941, Sheet Number 1, Line Segment 647, showing the Southern Pacific, Union Pacificÿtrackage, industry spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Portland, Oregon, October 29, 1941, Sheet Number 2, Line Segment 647, showing the Southern Pacific, Union Pacific trackage, industry spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 1, Line Segment 645, showing the East Saint Johns yard.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 1, Line Segment 645, showing the East Saint Johns yard, depot, Union Pacific interchange.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 2, Line Segment 645, showing the East Saint Johns yard, industry spurs.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 3, Line Segment 645, showing the East Saint Johns yard, depot, Union Pacific interchange.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 4, Line Segment 645, showing the East Saint Johns yard.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, June 30, 1916, Sheet Number 2, Line Segment 645, showing the East Saint Johns yard, depot, Union Pacific interchange.

Plat Map of Spokane, Portland, and Seattle Railway facilities at East Saint Johns, Oregon, undated, Sheet Number 1, Line Segment 645, showing the East Saint Johns yard (mostly obscured).

Plat Map of Spokane, Portland, and Seattle Railway facilities at Farrington, Washington, July 28, 1915, Sheet Number 1, Line Segment 47, showing the Latah Junction-Portland line.