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.
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 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet B9508A, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet B9508A, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet B9508A, undated.