Northern Pacific Engineering Drawing: Shop Plan - Span/Miscellaneous, Bridge 15.1 - 5th Street Waterway, south of Titlow, Washington, Line Segment 052, Milepost 15.9. Sheet 446 - 63, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stress Sheet, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Stringers, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Ties, etc., Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Tower Bracing, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Tower/Bottom, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Tower/Upper, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Track Floor, etc., Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Simplified Control Schematic, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Steel Beam Approach Spans, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.