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

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

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

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

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

Northern Pacific Engineering Drawing: Standard Plan - Abutment Erection, Bridge 102 - Owl Creek, south of Longview Junction, Washington, Line Segment 052, Milepost 102.2. Sheet 388 - 8756, undated.

Northern Pacific Engineering Drawing: Standard Plan - Bent Erection, Bridge 102 - Owl Creek, south of Longview Junction, Washington, Line Segment 052, Milepost 102.2. Sheet 388 - 8756, undated.

Northern Pacific Engineering Drawing: Standard Plan - Deck and Walk Detail, Bridge 102 - Owl Creek, south of Longview Junction, Washington, Line Segment 052, Milepost 102.2. Sheet 388 - 8756, undated.

Northern Pacific Engineering Drawing: Structural Steel Support, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 41056, undated.