Northern Pacific Engineering Drawing: Operators House, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Piping Diagram, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Reads of End Lift, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Replace Gusset Plate/Angle, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Replace Saddle Beam, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Beam/Channel, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 423 - 3, undated.

Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.

Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 53 - Willapa River, Raymond, Washington, Line Segment 420, Milepost 53.50. Sheet 429 - 1, undated.