Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Plan, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 42, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Change 14, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 2320, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Change 14, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 2320, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Change 14, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 2320, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 9 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 10 - 2, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 6 - 11 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 57, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 55, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Floor Beams, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 56, undated.