Great Northern Engineering Drawing: Shop Plan - Rails Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 418, undated.

Great Northern Engineering Drawing: Shop Plan - Rack, Gears, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 315, undated.

Great Northern Engineering Drawing: Shop Plan - Posts, Angle, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 245, undated.

Great Northern Engineering Drawing: Shop Plan - Posts etc., Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 189, undated.

Great Northern Engineering Drawing: Shop Plan - Portal Struts and Laterals, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 196, undated.

Great Northern Engineering Drawing: Shop Plan - Portal Bracket, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 76, undated.

Great Northern Engineering Drawing: Shop Plan - Pocket Cover, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 249, undated.

Great Northern Engineering Drawing: Shop Plan - Plates, Angle, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 244, undated.

Great Northern Engineering Drawing: Shop Plan - Plates, Angle, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 246, undated.

Great Northern Engineering Drawing: Shop Plan - Plates and Angle, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 248, undated.

Great Northern Engineering Drawing: Shop Plan - Operating Strut, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 165, undated.

Great Northern Engineering Drawing: Shop Plan - Operating Strut, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 174, undated.

Great Northern Engineering Drawing: Shop Plan - Operating Machinery, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 127, undated.

Great Northern Engineering Drawing: Shop Plan - Operating Machinery, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 129, undated.

Great Northern Engineering Drawing: Shop Plan - Operating House, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 131, undated.

Great Northern Engineering Drawing: Shop Plan - Operating House, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 138, undated.

Great Northern Engineering Drawing: Shop Plan - New Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 406, undated.

Great Northern Engineering Drawing: Shop Plan - Name Plate, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 250, undated.

Great Northern Engineering Drawing: Shop Plan - Miscellaneous Details, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 221, undated.

Great Northern Engineering Drawing: Shop Plan - Masonry Plan, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 113, undated.

Great Northern Engineering Drawing: Shop Plan - Main Trunnion, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 312, undated.

Great Northern Engineering Drawing: Shop Plan - Machinery Girder, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 236, undated.

Great Northern Engineering Drawing: Shop Plan - Machinery Girder, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 243, undated.

Great Northern Engineering Drawing: Shop Plan - Machinery Girder, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 242, undated.

Great Northern Engineering Drawing: Shop Plan - Lower Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 116, undated.

Great Northern Engineering Drawing: Shop Plan - Ladder and Railing, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 241, undated.

Great Northern Engineering Drawing: Shop Plan - Ladder and Brackets, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 219, undated.

Great Northern Engineering Drawing: Shop Plan - Intermediate Metal, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 119, undated.

Great Northern Engineering Drawing: Shop Plan - Hand Operator, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 320, undated.

Great Northern Engineering Drawing: Shop Plan - General Machinery, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 126, undated.