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.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder/Cross Frame, Bridge 47.0 - Hamilton Creek, east of Skamania, Washington, Line Segment 047, Milepost 47.02, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 5, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 2, undated.