Northern Pacific Engineering Drawing: Proposed Protection of Footing, Bridge 71.1 - Browne Street, Spokane, Washington, Line Segment 045, Milepost 71.41. Sheet 1054 - 7, undated.

Northern Pacific Engineering Drawing: Proposed Powerhouse and Change, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 1263 - 31, undated.

Northern Pacific Engineering Drawing: Proposed Platform - Semaphore, Bridge 3.2 - Lake Pend Oreille, west of Sandpoint, Idaho, Line Segment 045, Milepost 3.88. Sheet 1070 - 2, undated.

Northern Pacific Engineering Drawing: Proposed Pile Bent, Bridge 11.1 - Mercer Slough, south of Wilburton, Washington, Line Segment 405, Milepost 11.5. Sheet 1264 - 16, undated.

Northern Pacific Engineering Drawing: Proposed New Structure, Bridge 18 - Austin Gulch, west of Skyline, Montana, Line Segment 042, Milepost 18.9. Sheet 1067 - 9, undated.

Northern Pacific Engineering Drawing: Proposed New Curb, Bridge 79.1 - Underpass, west of Greycliff, Montana, Line Segment 041, Milepost 79.9. Sheet 1070 - 13, 1951.