Great Northern Engineering Drawing: List of Reinforcement Bars, Bridge 58.4 - Methow River, north of Starr, Washington, Line Segment 387, Milepost 58.4. Sheet 218 - 2567 - 65, undated.

Great Northern Engineering Drawing: Load Center and Circuit Supply Number 1, Bridge 12 - Swinomish Slough, west of Whitmarsh, Washington, Line Segment 409, Milepost 7.6. Sheet 313 - 2312 - 186, undated.

Great Northern Engineering Drawing: Load Center and Circuit Supply Number 2, Bridge 12 - Swinomish Slough, west of Whitmarsh, Washington, Line Segment 409, Milepost 7.6. Sheet 313 - 2312, undated.

Great Northern Engineering Drawing: Load Center and Circuit Supply Number 3, Bridge 12 - Swinomish Slough, west of Whitmarsh, Washington, Line Segment 409, Milepost 7.6. Sheet 313 - 2312, undated.

Great Northern Engineering Drawing: Load Center and Circuit Supply Number 4, Bridge 12 - Swinomish Slough, west of Whitmarsh, Washington, Line Segment 409, Milepost 7.6. Sheet 313 - 2312, undated.

Great Northern Engineering Drawing: Loads and Pressures, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 29, undated.

Great Northern Engineering Drawing: Location Brackets and Pile, Bridge 464, west of Snohomish, Washington, Line Segment 037, Milepost 1780.2. Sheet 221 - 4711 - 2, 1958.

Great Northern Engineering Drawing: Location Diagonal/Elevation, Bridge 58.4 - Methow River, north of Starr, Washington, Line Segment 387, Milepost 58.4. Sheet 218 - 2567 - 66, undated.

Great Northern Engineering Drawing: Location Electric Equipment, Bridge 0.5 - Whiteline Yard, Klamath Falls, Oregon, Line Segment 640, Milepost 0.38. Sheet 264 - 3969 - 21, undated.

Great Northern Engineering Drawing: Location Electrical Draw Span, Bridge 0.5 - Whiteline Yard, Klamath Falls, Oregon, Line Segment 640, Milepost 0.38. Sheet 264 - 3969 - 34, undated.