Great Northern Engineering Drawing: Layout, Anchoring and Deck Plan, Bridge 5 - 61st Street, east of Ballard, Washington, Line Segment 050, Milepost 6.8. Sheet 273 - 4627 - 9, 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: Machinery Repairs, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 380, 1921.

Great Northern Engineering Drawing: Machinery Repairs, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 384, 1926.

Great Northern Engineering Drawing: Maintenance of Operating Strut, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3, undated.

Great Northern Engineering Drawing: Masonry Plan, Bridge 5 - 61st Street, east of Ballard, Washington, Line Segment 050, Milepost 6.8. Sheet 273 - 4627 - 8, undated.

Great Northern Engineering Drawing: Masonry Plan, Bridge 5 - 61st Street, east of Ballard, Washington, Line Segment 050, Milepost 6.8. Sheet 273 - 4627 - 19, undated.

Great Northern Engineering Drawing: Mitered Rails, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 394, undated.

Great Northern Engineering Drawing: Piling Plan, Bridge 5 - 61st Street, east of Ballard, Washington, Line Segment 050, Milepost 6.8. Sheet 273 - 4627 - 13, undated.

Great Northern Engineering Drawing: Plan of Undercrossing, Bridge 7.9 - Seaview Avenue, Ballard, Washington, Line Segment 050, Milepost 7.9. Sheet 250 - 4618 - 4, undated.

Great Northern Engineering Drawing: Plan Replace Gas Engine, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 405, undated.

Great Northern Engineering Drawing: Preliminary Layout, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 30, undated.

Great Northern Engineering Drawing: Preliminary Layout, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 31, undated.

Great Northern Engineering Drawing: Proposed Bearing Operating Shaft, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 378, undated.

Great Northern Engineering Drawing: Rack Segment - Bridge Number 4, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 480, undated.

Great Northern Engineering Drawing: Reinforcement Member 20 - 29, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 474, 1951.

Great Northern Engineering Drawing: Reinforcement Steel, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 17, 1912.

Great Northern Engineering Drawing: Reinforcement Steel, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 20, 1912.

Great Northern Engineering Drawing: Repair Main Counterweight Trunnion, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 484, undated.

Great Northern Engineering Drawing: Repairs - Operating Strut Bracket, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 92, undated.

Great Northern Engineering Drawing: Repairs - Solenoid Breakers, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 91, undated.