Northern Pacific Engineering Drawing: Shop Plan - Profile, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Rack Support, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 292 - CD - 6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Section Girder, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Segmental Girder, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 292 - C - 11, undated.

Northern Pacific Engineering Drawing: Shop Plan - Shaft/Bearings, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stairway, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stairway, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stiffener/Diaphragm, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.

Northern Pacific Engineering Drawing: Shop Plan - Strain Sheet, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1292 - A, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stringer/Brace, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.