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Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 0 - 4 - 15, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, Bridge 304.4 - Cow Creek, north of Hooper, Washington, Line Segment 047, Milepost 304.4. Sheet 422 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, Bridge 304.4 - Cow Creek, north of Hooper, Washington, Line Segment 047, Milepost 304.4. Sheet 422 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders - Spans, Bridge 241.2 - Highway, north of Martindale, Washington, Line Segment 047, Milepost 241.2. Sheet 241 - 2, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Plate/Lateral, Bridge T88.6 - Trout Creek, south of South Junction, Oregon, Line Segment 053, Milepost 88.62. Sheet B9519A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Plate, etc., Bridge T88.6 - Trout Creek, south of South Junction, Oregon, Line Segment 053, Milepost 88.62. Sheet B9519A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Plate, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Lateral, Bridge T88.6 - Trout Creek, south of South Junction, Oregon, Line Segment 053, Milepost 88.62, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Frame/Lateral, Bridge T57.5 - Waupanita Creek, south of Cambrai, Oregon, Line Segment 053, Milepost 57.47. Sheet Z - 6 - 18 - 5, undated.