Great Northern Engineering Drawing: General Plan, Bridge 31.6 - Big Muddy Creek, Medicine Lake, Montana, Line Segment 355, Milepost 31.6. Sheet 271 - 4445 - 2, 1931.

Great Northern Engineering Drawing: General Plan, Bridge 31.6 - Big Muddy Creek, Medicine Lake, Montana, Line Segment 355, Milepost 31.6. Sheet 271 - 4445 - 5, 1944.

Great Northern Engineering Drawing: General Plan, Bridge 317.1 - Waterway, west of Lamona, Washington, Line Segment 037, Milepost 1545.56. Sheet 250 - 4707 -, 1936.

Great Northern Engineering Drawing: General Plan, Bridge 319 - Coal Creek, west of Lamona, Washington, Line Segment 037, Milepost 1548.21. Sheet 252 - 3838 - 6, undated.

Great Northern Engineering Drawing: General Plan, Bridge 319.4 - Highway 28, west of Nemo, Washington, Line Segment 037, Milepost 1551.54. Sheet 271 - 4615 - 2, 1932.

Great Northern Engineering Drawing: General Plan, Bridge 319.4 - Highway 28, west of Nemo, Washington, Line Segment 037, Milepost 1551.54. Sheet 271 - 4615, undated.

Great Northern Engineering Drawing: General Plan, Bridge 319.5, west of Nemo, Washington, Line Segment 037, Milepost 1552.90. Sheet 287 - 4713 - 4, 1939. Note: Steel spans 1939 - AFE 56853

Great Northern Engineering Drawing: General Plan, Bridge 319.5, west of Nemo, Washington, Line Segment 037, Milepost 1552.90. Sheet 287 - 4713 - 12, undated.

Great Northern Engineering Drawing: General Plan, Bridge 3.2 - Canal, south of South Klamath, Oregon, Line Segment 055, Milepost 3.11. Sheet 275 - 4554 - 2, 1931.

Great Northern Engineering Drawing: General Plan, Bridge 3.2, south of South Klamath, Oregon, Line Segment 055, Milepost 3.11. Sheet 275 - 4554 - 6, 1954.