Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 354, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 355, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 358, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 359, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 361, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 363, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 360, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 362, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 364, undated.

Great Northern Engineering Drawing: Shop Plan - Telegraph west Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 365, undated.