Great Northern Engineering Drawing: Abutment Details, Bridge 621, south of Box Elder, Montana, Line Segment 353, Milepost 21.3. Sheet 272 - 4573 - 9, undated.

Great Northern Engineering Drawing: Abutment Details, New Bridge 1745.3 - U S Highway 2, east of Index, Washington, Line Segment 037, Milepost 1745.3. Sheet 271 - 4828 - 25, 1963.

Great Northern Engineering Drawing: Abutment Details, New Bridge 1745.3 - U S Highway 2, east of Index, Washington, Line Segment 037, Milepost 1745.3. Sheet 271 - 4828 - X, 1963.

Great Northern Engineering Drawing: Abutment Details, New Bridge 1745.3 - U S Highway 2, east of Index, Washington, Line Segment 037, Milepost 1745.3. Sheet 271 - 4828 - 26, 1963.

Great Northern Engineering Drawing: Abutment Details, State Highway, Kettle Falls, Washington, Line Segment 376, Milepost 96.14. Sheet 287 - 5300 - 6, undated.

Great Northern Engineering Drawing: Abutment Details, State Highway, Kettle Falls, Washington, Line Segment 376, Milepost 96.14. Sheet 287 - 5300 - 6A, undated.

Great Northern Engineering Drawing: Abutment Number 1 and Piers Number 2 and 3, Bridge 344.9 - Highway 28, west of Ephrata, Washington, Line Segment 037, Milepost 1602.44. Sheet 271 - 4830 - 6, undated.

Great Northern Engineering Drawing: Abutment Number 1, Bridge 1626.8 - Highway, west of Trinidad, Washington, Line Segment 037, Milepost 1626.83. Sheet 293 - 5388 - 8A, undated.

Great Northern Engineering Drawing: Abutment Number 1, Bridge 1626.8 - Highway, west of Trinidad, Washington, Line Segment 037, Milepost 1626.83. Sheet 293 - 5388 - 8B, undated.

Great Northern Engineering Drawing: Abutment Number 1, Bridge 1626.8 - Highway, west of Trinidad, Washington, Line Segment 037, Milepost 1626.83. Sheet 293 - 5388 - 8, undated.