Great Northern Engineering Drawing: Shop Plan - End Locks, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 328, undated.

Great Northern Engineering Drawing: Shop Plan - End Locks, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 327, undated.

Great Northern Engineering Drawing: Shop Plan - End Locks, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 325, undated.

Great Northern Engineering Drawing: Shop Plan - End Locks, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 326, undated.

Great Northern Engineering Drawing: Shop Plan - End Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 184, undated.

Great Northern Engineering Drawing: Shop Plan - End Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 183, undated.

Great Northern Engineering Drawing: Shop Plan - End Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 214, undated.

Great Northern Engineering Drawing: Shop Plan - End Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 215, undated.

Great Northern Engineering Drawing: Shop Plan - End Posts, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 84, undated.

Great Northern Engineering Drawing: Shop Plan - End Posts, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 83, undated.