Northern Pacific Engineering Drawing: Shop Plan - Pile Caps, Bridge 55 - Saslzer Creek, south of Centralia, Washington, Line Segment 052, Milepost 55.9. Sheet 2009 - 3, undated.

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

Northern Pacific Engineering Drawing: Shop Plan - Pickup Assembly, Bozeman Tunnel, Muir, Montana, Line Segment 041, Milepost 127.5. Sheet 1268 - 14, undated.

Northern Pacific Engineering Drawing: Shop Plan - Pan, Bridge 9.46 - I-90, south of Wilburton, Washington, Line Segment 405, Milepost 9.9. Sheet 2034 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Packing Diagram, Bridge 113.1 - Big Blackfoot River, west of Bonner, Montana, Line Segment 042, Milepost 113.9. Sheet 776 - 11, undated.

Northern Pacific Engineering Drawing: Shop Plan - Out Cover, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 2, undated.