Northern Pacific Engineering Drawing: Piers, Bridge 67 - Rock Creek, west of Tuscor, Montana, Line Segment 044, Milepost 67.1. Sheet 1060 - 57, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 61.1 - Stillaguamish River, east of Arlington, Washington, Line Segment 406, Milepost 7.6. Sheet 444 - 3, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 51 (78) - Yellowstone River, west of Craver, Montana, Line Segment 041, Milepost 51.5. Sheet 441 - 13, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 51 - Hannaford Creek, south of Wabash, Washington, Line Segment 052, Milepost 51.9. Sheet 443 - 26, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 3.2 - Lake Pend Oreille, west of Sandpoint, Idaho, Line Segment 045, Milepost 3.88. Sheet 442 - 25, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 3.2 - Lake Pend Oreille, west of Sandpoint, Idaho, Line Segment 045, Milepost 3.88. Sheet 442 - 25, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 26 - Thompson River, west of Eddy, Montana, Line Segment 044, Milepost 26.1. Sheet 1067 - 1, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 22 - Jocko River, west of Evaro, Montana, Line Segment 043, Milepost 22.6. Sheet 441 - 26, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 22 - Jocko River, west of Evaro, Montana, Line Segment 043, Milepost 22.6. Sheet 441 - 26, undated.

Northern Pacific Engineering Drawing: Piers, Bridge 17.2 - White River, south of Kent, Washington, Line Segment 051, Milepost 17.7. Sheet 433 - 25, undated.