Great Northern Engineering Drawing: Contour Map, Profile and Vicinity of Map, Bridge 446 - Wallace River, west of Sultan, Washington, Line Segment 037, Milepost 1761.6. Sheet 2 - 523, 1942.

Great Northern Engineering Drawing: Control House, Bridge 69 - Nicomekl River, north of Crescent Beach, British Columbia, Line Segment 056, Milepost 127.7. Sheet 202 - 1960, undated.

Great Northern Engineering Drawing: Convert to Abutments, Bridge 1 - Pend Oreille River, Waneta, British Columbia, Line Segment 391, Milepost 140.15. Sheet 286 - 5630 - 51, undated.

Great Northern Engineering Drawing: Copper Plate for Foot Switch, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 371, undated.

Great Northern Engineering Drawing: Counter Weight, Bridge 0.5 - Whiteline Yard, Klamath Falls, Oregon, Line Segment 640, Milepost 0.38. Sheet 264 - 3969 - 14, undated.

Great Northern Engineering Drawing: Coupling 2 1/4 Inch Shaft, Bridge 64 - Nooksack River, north of Brennan, Washington, Line Segment 050, Milepost 105.8. Sheet 197 - 2311 - 12, undated.

Great Northern Engineering Drawing: Cover Plate Reinforcement, Bridge 436 - Skykomish River, Index, Washington, Line Segment 037, Milepost 1746.4. Sheet 193 - 1375 - 48, 1957.

Great Northern Engineering Drawing: Cribbing Nose, Bridge 64 - Nooksack River, north of Brennan, Washington, Line Segment 050, Milepost 105.8. Sheet 197 - 2311 - 52, undated.

Great Northern Engineering Drawing: Cross Girders - Bearings, Highway Undercrossing, north of Kettle Falls, Washington, Line Segment 376, Milepost 101.69. Sheet 287 - 5313 - 8, undated.

Great Northern Engineering Drawing: Cross Girders, Bridge 64.4 - Public Underpass, Brewster, Washington, Line Segment 387, Milepost 64.4. Sheet 259 - 5070 - 15, undated.