Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge F5.7 - Dairy Creek, west of Hillsboro, Oregon, Line Segment 458, Milepost 5.65. Sheet D - 9375, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 0 - 4 - 12, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge A51.3 - Rinearson Slough, west of Reichhold, Oregon, Line Segment 440, Milepost 51.30. Sheet 0 - 4 - 12, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet B3751, undated.