Northern Pacific Engineering Drawing: Revision west Abutment/Wings, Bridge 71 (127), south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 442 - 16, undated.

Northern Pacific Engineering Drawing: Revision to Masonry, Bridge 74 (108}, west of Greycliff, Montana, Line Segment 041, Milepost 74.5. Sheet 441 - 11, undated.

Northern Pacific Engineering Drawing: Revision Plan Concrete Trestle, Bridge 103.1 & Others, west of Cunningham, Washington, Line Segment 046, Milepost 103.39. Sheet 782 - 10, undated.

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

Northern Pacific Engineering Drawing: Revision east Abutment/Wings, Bridge 71 (127), south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 442 - 16, undated.

Northern Pacific Engineering Drawing: Revised Column Footings, Bridge 0.2 - 4th Avenue Viaduct, Seattle, Washington, Line Segment 051. Sheet 196 - 2387, 1911.

Northern Pacific Engineering Drawing: Retaining Walls, Bridge 25 (1.5) - Highway, north of Allyn, Washington, Line Segment 426, Milepost 25.34. Sheet 1261 - 3B, undated.

Northern Pacific Engineering Drawing: Retaining Walls, Bridge 21 (1.4) - Highway, north of Allyn, Washington, Line Segment 426, Milepost 21.76. Sheet 1261 - 3A, undated.

Northern Pacific Engineering Drawing: Retaining Walls, Bridge 1.4 - 7th Avenue, south of Sunset Junction, Washington, Line Segment 046, Milepost 1.48. Sheet 2020.1A, undated.